Surface Water > Water Quality

There are 127 records in this subcategory.


Dymond, John. (n.d.) National Map of Nitrate Leaching. (Landcare Research)
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Keywords: canterbury, Contaminant concentrations, nitrate, nitrate leaching, soil contamination.
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Dymond, John. (n.d.) National Map of Phosphorus Leaching. (Landcare Research)
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Keywords: Eutrophication, landcare research, phosphorus, phosphorus leaching.
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Harding, J S, McIntosh, A R, O'Brien, J M. (n.d.) Riparian Plantings Protect the Health of Urban Streams. (Freshwater Ecology Research Group, The University of Canterbury)
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Keywords: ecosystem health, invertebrate, invertebrate communities, riparian, riparian buffer, riparian planting, riparian restoration, stream health, urban stream, water quality, waterway health, waterway restoration.

Collins, Kathryn, Doscher, Crile, Rennie, Hamish, Ross, James, G. (2013) The Effectiveness of Riparian ‘Restoration’ on Water Quality—A Case Study of Lowland Streams in Canterbury, New Zealand. Restoration Ecology. Vol. 21. #1. Page(s) 40-48.
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Keywords: chemical analysis, Lake Ellesmere, lowland streams, macroinvertebrate, macroinvertebrate community, restoration, riparian, riparian planting, riparian vegetation, Te Waihora, water quality, waterway restoration.

(2012) Canterbury regional urban stream sediment and biofilm quality survey. #ISBN 978- 1-927195-4. (Golder Associates, prepared for Environment Canterbury)
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Keywords: Arsenic, Avon River, Avon-Heathcote Estuary, Biofilm Quality, Cadmium, Chromium, Contaminants, Copper, Halswell River, Heathcote river, Instream Ecological Values, Interim Sediment Quality Guidelines, ISQG, Lead, Mecury, Metals and Metalloids, Nickel, organic carbon, PAHs, Polyaromatic Hydrocarbons, Sediment, Styx River, Trace Elements, urban land use, Urban Stream, Zinc, Zinc.
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Loe, Barry. (2012) Estimating nitrogen and phosphorus contributions to water from discharges that are consented and permitted activities under NRRP. #978-1-927195-81-9. (Loe Pearce & Associates Ltd, prepared for Environment Canterbury)
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Keywords: annual nutrient loads, concentration, cumulative effects, discharge permit, discharges, effluent, leaching, Nitrogen, nitrogen contributions, NMAZ, NRRP, Nutrient Management Allocation Zones, phosphorus, phosphorus contributions, Point-source, sewerage.
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Cochrane, T., o'Sullivan, A.D., Wicke, D.. (2012) Heavy metal contamination in an urban stream fed by contaminated air-conditioning and stormwater discharges. Environmental Science and Pollution Research. Vol. 19. Page(s) 903-911.
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Keywords: air conditioning, air conditioning discharge, avon, discharge, metal concentration, metal contamination, okeover Stream, stormwater, stormwater flow, water quality.
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Smith, F M. (2012) Investigating Cyanotoxin Production by Benthic Freshwater Cyanobacteria in New Zealand. Chemistry. Vol. Doctor of Philosophy. Page(s) 232. (University of Canterbury)
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Keywords: algal bloom, benthic algae, benthic cyanobacteria, benthic cyanobacteria, benthic taxa, cyanobacteria, health risk, Lake Ellesmere, Lake Forsyth, nodularia, phormidium autumnale, sampling, scytonema, Selwyn River, surface water quality, taxonomy, The Groynes, Waimakariri River, water quality.

Rennie, Hamish. (2012) Profiles of Priority Riparian Restoration Streams in the Waihora Ellesmere Trust Riparian Restoration Programme. (prepared for the Waihora Ellesmere Trust)
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Keywords: Ellesmere catchment, Hororata River, Johnsons road drain, kaituna river, Lake Ellesmere, leeston creek, Liffey Stream, raw data, silverstream, stream health, Te Waihora, waianiwaniwa river, waihora, Waikekewai, water quality.
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Scott, Martha, Wilson, Nicola. (2012) Seawater intrusion network review. #ISBN 978-1-927210-26. (Environment Canterbury)
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Keywords: Abstraction Levels, Calcium, Chloride, Climate Change, Conductivity, CWMS Canterbury Water Management Strategy, Earthquake Damage, groundwater, groundwater abstraction, Groundwater Levels, Magnesium, monitoring, Natural Resources Regional Plan, NRRP, Potassium, recommendations, RMA Resource Management Act, RPS Regional Policy Statement, Sea-water interface, Seawater Intrusion Network, Sodium, Sulphate, trigger levels, water levels, water quality, wells, Woolston-Heathcote.
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(2012) Te Waihora/Lake Ellesmere Catchment: Ecological Impacts of Increasing Flow Allocation. (Golder Associates, prepared for Environment Canterbury)
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Keywords: 7DMALF, allocation, dissolved Oxygen, ecological effects, ecological Impacts, flow, flow intermittency patterns, flow patterns, flushing flows, Invertebrate, minimum flow recommendations, modelling, River flows, seven-day Mean Annual Low Flow, taxa.

Parry, Rosemary. (2012) Trace Elements in the Sediments of Lake Forsyth/Wairewa. (Waterways Centre for Freshwater Management)
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Keywords: lakes Lake Forsyth Wairewa Chromium Manganese Nickel Copper Zinc Arsenic Cadmium Lead Iron Organic Matter, metal contamination, sediment contamination, trace Elements, trace metal concentrations, trace metals, water quality.
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Ancion, P-Y, Harding, J S, Lear, G, Lewis, G. D. (2012) Use of bacterial communities to assess the ecological health of a recently restored stream. New Zealand Journal of Marine and Freshwater Research. Vol. 46. #3. Page(s) 291-301.
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Keywords: bacterial community, benthic invertebrate biodiversity, ecological health indicators, indicators, macroinvertebrate, macroinvertebrate community, modified waterawy, okeover Stream, stream health, stream restoration, university of Canterbury, water quality indicators.

Bolton-Ritchie, Lesley. (2012) Water Quality for Contact Recreation and Shellfish Gathering: Results for 2011-2012, Lyttelton Harbour/Whakaraupo. (Environment Canterbury)
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Keywords: Enterococci concentrations, faecal contamination, Lyttelton, recreation, recreation grade, water quality.
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(2012) Waterways, Wetlands and Drainage Guide: Stormwater Treatment Systems. (Christchurch City Council)
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Keywords: ANZECC, ANZECC trigger levels, chemicals, Christchurch, Christchurch City Council, Constructed wetlands, Contaminant source, discharge concentrations, environmental values, Erosion, first flush interception, Macropollutant traps, particulate matter, Point-source, point-source contaminants, rainfall events, sediment retention, sediment retention ponds, soakage system models, stormwater, stormwater treatment, swales, urban contaminants, wet weather events.
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Marquet, Michelle Duncan, Ronlyn. (2012) What's in the water?: A Survey of Recreational Users of the Avon-Heathcote Estuary Ihutai. (prepared for Lincoln University, Environment Canterbury and the Avon-Heathcote Estuary Ihutai Trust)
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Keywords: attitudes, Avon-Heathcote Estaury, estuaries, estuary, health risk perceptions monitoring, health Risks, history, microbial pathogens, perceptions, pollution, recreation, recreational use, water quality.
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Goodwin, Miria. (2011) Canterbury Water - The Regional Context: Drinking Water - Chapter 6. Page(s) 85-96. (Environment Canterbury Regional Council)
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Keywords: canterbury Water Management Strategy, cyanobacteria, disease, drinking water, drinking water resources, drinking water standards, New Zealand Drinking Water Standards, nitrate, nitrates, safe drinking water, safe water, water quality.
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James, Alex, McMurtie, Shelley. (2011) Christchurch February Earthquake: Effect on Invertebrates of the Lower Rivers. #ISBN: 978-1-927195-8. (EOS Ecology: Aquatic Research Consultants, prepared for Environment Canterbury and Christchurch City Council)
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Keywords: Aquatic ecosystems, Aquatic invertebrates, Avon River, broken wastewater pipe, Christchurch, christchurch earthquakes, February earthquake, Heathcote River.
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Robertson, Pauline. (2011) Diurnal Variation in Wairewa Water Quality. (Waterways Centre for Freshwater Management)
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Keywords: coastal lake, Conductivity, depth profile, dissolved Oxygen, diurnal, diurnal variation, hypertrophic, Lake Forsyth, Nitrate, Ph, phosphorus, temperature, turbidity, Wairewa, water quality parameters.

Hudson, N, Rutherford, J C. (2011) Effects of wastewater overflows on oxygen and ammonia in the Avon and Heathcote Rivers. #ISBN 978-1-927195-85. (NIWA, prepared for Environment Canterbury)
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Keywords: 2011 earthquake, ammonia, Avon River, Dissolved Oxygen, earthquake, fish, heathcote river, invertebrates, plants, siltation.
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Collins, Kathryn. (2011) Evaluating the effectiveness of riparian plantings on water quality: A case study of lowland streams in the Lake Ellesmere catchment. Department of Environment, Society and Design. Vol. Master of Resource S. Page(s) 109. (Lincoln University)
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Keywords: bacteria, instream health, Lake Ellesmere, macroinvertebrate, monitoring, riparian, Riparian areas, Riparian buffer, Riparian management, Riparian margins, Riparian planting, riparian restoration, Riparian vegetation, samples, te Waihora, Waihora Ellesmere Trust, water quality.
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Broady, P. A, Gaw, Sally, Smith, F. M. J, van Ginkel, R, Wood, S. A. (2011) First report of saxitoxin production by a species of the freshwater benthic cyanobacterium, Scytonema Agardh. Toxicon. Vol. 57. #4. Page(s) 566–573.
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Keywords: freshwater cyanobacteria, groynes, lakes, neurotoxins, recreational reserve, saxitoxins, the Groynes.

Waters, Sean. (2011) Getting the stormwater message across: Supporting information on the effects of selected residential activities on stormwater quality (with particular reference to the aquatic ecosystems of the Avon River/ ?t ?karo and Heathcote River/. #ISBN 978-1-927195-33. (Waterways Centre for Freshwater Management, prepared for Environment Canterbury)
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Keywords: Avon River, BAC EDTA, Catchments, Concentration, DDAC, Ecological Impacts, Heathcote river, Metals, Opawaho, Otakaro, Petroleum Hydrocarbons, Sodium Hypochlorite, stormwater, Urban land use, Water Quality.
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Bolton-Ritchie, Lesley. (2011) Healthy Estuary and Rivers of the City Water quality and ecosystem health monitoring programme of Ihutai: Water quality of the Avon-Heathcote Estuary/Ihutai: Summary report on data collected in 2010. #ISBN 978-1-927146-48. (Environment Canterbury)
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Keywords: 2010, ammonia nitrogen, Avon - Heathcote Estuary, chlorophyll A concentration, Chromium, copper, Dissolved Oxygen, dissolved reactive phosphorus, lead, metals, monitoring, nitrate-nitrite nitrogen, salinity, suspended solids, trigger value, water quality, water quality parameters, zinc.
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Stevenson, Michele. (2011) Healthy Estuary and Rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai: Water quality of the Avon and Heathcote rivers: Summary report on data collected in 2010. #ISBN 978-1-927146-46. (Environment Canterbury)
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Keywords: ammonia, ammonia nitrogen, ANZECC, Avon River, biochemical oxygen demand, biota, Cadmium, concentrations, Copper, dissolved Oxygen, Dissolved reactive phosphorus, DRP, ecosystem health, Escherichia coli, groundwater fed, heathcote river, heavy metals, heavy metals, land use, lead, mercury, nitrate-nitrite nitrogen, NNN, nutrients, oxygen, River habitiat, spring-fed, suspended sediment, suspended soils, trigger levels, turbidity, water quality, water quality parameters, zinc.
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Burrell. (2011) Te Waihora/Lake Ellesmere Catchment: Ecological Values and Flow Requirements. (Golder Associates, prepared for ECAN)
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Keywords: aquatic habitat, consents, Cumulative effects, dissolved Oxygen, ecological values, ecology, eels, fish, fish and birds, flow effects, flushing flow requirements, instream values, invertebrates, invertebrates, Lake Ellesmere, local effects, macrophytes, Minimum flows, Nutients, periphyton, periphytons, Te Waihora, Temperature, trends, trout, water flow, water quality.
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Curran, J, Fan, V Neale, M. W, Lewis, G. D Washington, V Lear, G, Roberts, K. (2010) A Bacterial Community Index (BCI) for New Zealand Streams - Year 1. #ISBN: 978-1-927135-2. (Auckland Regional Council)
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Keywords: avon River, bacteria, bacterial community, bacterial community index, bacterial indicators, BCI, Biofilm Quality, ecosystem health, heathcote river, regional differences, selwyn River, styx River, water quality, water quality indicators, waterway health.
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(2010) A Healthy City: Drinking Water Quality. (Christchurch City Council)
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Keywords: aquifer, Christchurch City Council, Christchurch City Council Water Supply Zones, Community Outcomes, drinking water quality, Indicator reporting sheet, New Zealand Drinking Water Standards, shallow groundwater supplies, surface water supplies, water quality, Water Suppy Zones, water treatment.
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Hayward, Shirley, Stevenson, Michele, Wilks,Taryn. (2010) An overview of the state and trends in water quality of Canterbury’s rivers and streams. Environment Canterbury Technical Report. (Environment Canterbury Regional Council)
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Keywords: Ammonia, best management farming practices Phosphorus Nitrogen River Types, Canterbury’s Natural Resources Regional Plan, Conductivity, degraded state of small streams, Dissolved inorganic nitrogen, Dissolved Organic Carbon, Dissolved Oxygen, Escherichia coli E coli, excessive sediment inputs, existing guidelines and recommended water quality objectives, faecal contamination, geographical patterns, nitrate toxicity, nutrient enrichment, Nutrients, pH, significant temporal trends, siltation of river beds, Suspended Soils Turbidity, Sustainable management, Temperature, Upland Lower, water quality.
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Tricker, James, Wells, Tommy. (2010) Canterbury Region Dairy Report 2009-2010 Season. #ISBN: 978-1-927137-5. (Environment Canterbury)
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Keywords: abatement notices, Clean Streams Accord, compliance, compliance monitoring, dairy farm, dairy shed effluent, DairyNZ, discharge permit, discharge permit conditions, effluent discharge, effluent disposal, effluent ponding, effluent storage, Environmental Protection Officers, Fonterra, iwi, management practices, New Zealand Dairies Limited, Ngai Tahu, nitrogen loaded, nutrients, resource consent, resource consent conditions, sumps, Synlait, Transitional Regional Plan, undiluted dairy effluent.
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Bolton-Ritchie, Lesley. (2010) Healthy Estuary and Rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai: Water quality of the Avon-Heathcote Estuary/Ihutai: Summary report on data collected in 2009. #ISBN 978-1-927137-60. (Environment Canterbury)
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Keywords: ammonia nitrogen, ANZECC, Avon - Heathcote Estuary, biota, Chlorophyll-a, concentration, dissolved Oxygen, dissolved oxygen saturation, Dissolved reactive phosphorus, ecosystem health, Estuary, monitoring, nitrate-nitrite nitrogen, Nutrients, oxygen, river habitiat, salinity, Suspended solids, tidal reaches, trigger levels, trigger value, water quality, water quality parameters, water temperature.
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Watkins, Matthew James McGuire. (2010) Nutrient trading: a viable solution to water quality management in Selwyn District?. Vol. Master of Environmen. Page(s) 60. (Lincoln University)
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Keywords: economics, management, market based instruments, markets, nutrient enrichment, nutrient trading, nutrient trading programmes, nutrients, selwyn District, water quality.
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(2010) State of the Environment Monitoring: Surface Water Quality. State of the Environment Monitoring. (Christchurch City Council)
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Keywords: Akaroa Harbour, beach, Christchurch City Council, E. coli, Enterococci concentrations, estuary, freshwater, Indicator reporting sheet, Kerrs Reach, Lyttelton Harbour, marine water, Microbiological Water Quality Guidelines for Marine and Freshwater Recreational Areas, Ocean Outfall Project, recreation, recreational use, rivers, State of the Environment, State of the Environment monitoring, surface water quality.
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(2010) State of the Environment Monitoring: Enterococci Levels at Northern Christchurch Swimming Beaches, 2009/2010. (Christchurch City Council)
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Keywords: bacteria, Enterococci concentrations, faecal concentrations, Indicator reporting sheet, marine, Marine recreational beach water quality, recreation, State of the Environment, State of the Environment monitoring, swimming beaches, water quality.
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Ezzy, Tim, Martin, Adam. (2010) State of the Water Resource Report 2010: This report is a summary of the water resource for the Canterbury region for the period May to September 2010. (Environment Canterbury)
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Keywords: Canterbury Water Management Strategy, Climate, CWMS, groundwater flow, Rainfall, River flows, soil Moisture, trends, zone.
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(2010) Stormwater Management Protocol. #ISBN: 978-1-927146-0. (Christchurch City Council and Environment Canterbury)
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Keywords: Christchurch City Council, Environment Canterbury, Integrated Catchment Management Plans, integrated planning, land use, Long term plans, planning, principles, Stormwater, stormwater management, Stormwater management protocol, surface water, water quality.
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Anstey, Nicola. (2010) Water quality and environmental monitoring of the Avon and Heathcote Rivers. Vol. Master of Applied Sc. (Lincoln University)
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Keywords: acidity, Avon River, baseline, Biochemical oxygen demand, biological parameters, Conductivity, discharge consent, discharges, dissolved Oxygen, dissolved reactive phosphorus, DRP, E coli, E. coli, faecal coliform concentrations, Heathcote River, long term patterns, long term trends, monitoring, nitrate-nitrite nitrogen, NNN, pollution, stormwater, suspended solids, temperature, turbidity, water quality, water quality parameters.
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Hickey, C W, Martin, M L. (2009) A review of nitrate toxicity to freshwater aquatic species. #ISBN 978-1-86937-997. (NIWA, prepared for ECAN)
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Keywords: acute and chronic limits, Canterbury's aquatic ecosystems, chronic nitrate concentrations, concentrations, contaminants, cumulative effects, Environment Canterbury, Natural Resources Regional Plan, non-point source discharges, NRRP, numerical limits, nutients, pathogens, sediment, species sensitivity to contaminants, toxicity.
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de Winton, Mary, Jellyman, Don, Sutherland, Donna, Walsh, Jeremy. (2009) A review of the potential to re-establish macrophyte beds in Te Waihora (Lake Ellesmere). #ISBN 978-1-86937-968. (NIWA, prepared for Environment Canterbury)
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Keywords: "flipped" lakes, Benthic Invertebrates, eels, flipped lakes, Lake Ellesmere, lake rehabilitation, macrophytes, Ngai Tahu, restoration, self-sustaining, Te Waihora.
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Gilpin, Brent, Moriarty, Elaine. (2009) Faecal source tracking in the Avon River, Christchurch March - May 2009. #ISBN 978-1- 877542-0. (Institute of Environmental Science and Research Ltd, prepared for Environment Canterbury)
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Keywords: Avon River, disease, E coli, Escherichia coli, faecal coliform concentrations, faeces, Fluorescent Whitening Agents, health Risks, public health problem, Recreation, Recreational water standards, samples, sewerage disposal, source tracking, storm rain, water quality.
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Flanagan, Marty, Gadd, Jennifer, Moores, Jonathan, Wech, Janine. (2009) Haytons Stream catchment water quality investigation. #ISBN 978-1-877542-57. (NIWA, prepared for Environment Canterbury)
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Keywords: ammonia nitrogen, bacteria, Biochemical oxygen demand, Christchurch, conductivity, contaminant source, contaminants, copper, dissolved Oxygen, dissolved reactive phosphorus, DRP, field observations, fluoride, Haytons Stream, Heathcote River, indicator bacteria, land surface Activities, land use, lead, metals, mixed land use, nitrogen, nutrients, PAHs, pH, physicochemical parameters, rainfall, sediment, sediment quality, Stream water quality, TSS, turbidity, water quality, water quality parameters, water temperature, zinc.
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Bolton-Ritchie, L. (2009) Healthy estuary and rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai Water quality of the Avon-Heathcote Estuary/Ihutai: Summary report on data collected in 2008. #ISBN: 978-1-877542-2. (Environment Canterbury)
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Keywords: ammonia nitrogen, Avon - Heathcote Estuary, chlorophyll A concentration, Chromium, copper, Dissolved Oxygen, dissolved reactive phosphorus, lead, metals, monitoring, nitrate-nitrite nitrogen, salinity, suspended solids, trigger value, water quality, water quality parameters, zinc.
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Stevenson, Michele. (2009) Healthy estuary and rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai: Water quality of the Avon and Heathcote rivers: Summary report on data collected in 2008. #ISBN: 978-1-877542-2. (Environment Canterbury)
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Keywords: ammonia, ammonia nitrogen, ANZECC, Avon River, biochemical oxygen demand, biota, Cadmium, concentrations, Copper, dissolved Oxygen, Dissolved reactive phosphorus, DRP, ecosystem health, Escherichia coli, groundwater fed, heathcote river, heavy metals, heavy metals, land use, lead, mercury, nitrate-nitrite nitrogen, NNN, nutrients, oxygen, River habitiat, spring-fed, suspended sediment, suspended soils, trigger levels, turbidity, water quality, water quality parameters, zinc.
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Hayward, Shirley, Meredith, Adrian, Stevenson, Michele. (2009) Review of proposed NRRP water quality objectives and standards for rivers and lakes in the Canterbury region. #ISBN 978-1-86937-932. (Environment Canterbury)
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Keywords: abiotic, algae, biotic, clarity, Drinking water quality, ecological health indicators, ecosystem health, Eutrophication, groundwater recharge, habitat of trout and salmon, macroinvertebrate, macrophyte, management units, microbiological quality, natural Resources Regional Plan, Ngai Tahu, NRRP, nutrient concentration, nutrient guidelines, periphyton, QMCI, river classification, sedimentation, Trophic, values, water clarity, water quality indicators, water quality standards, water quality standards.
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Hughey, K. F. D, Taylor, K. (2009) Te Waihora/Lake Ellesmere: State of the Lake and Future Management. (EOS Ecology)
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Keywords: Bird habitat, birdlife, commercial fisheries, cultural health, economic benefits, economic value, fish, future management, groundwater system, lake Ellesmere, management, native fish, nutrient levels, recreational values, tangata whenua, Te Waihora, Waihora Ellesmere Trust, water quality.
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Drake, Deanne, Stewart, Simon. (2008) A Baseline Description of Nitrogen Sources and Food Webs Prior to Large-Scale Restoration in Te Ihutai, Avon-Heathcote Estuary, New Zealand.
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Keywords: Avon-Heathcote Estaury, biogeochemistry, eutrophic status, Eutrophication, food webs, isotopes, isotopic description, nutrient, nutrient status, ocean Outfall, ocean outfall pipe, ocean Outfall Project.
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Murray, Daniel, Tipler, Cliff. (2008) Assessment of Effects on the Environment: Discharge of Overflows from the Christchurch Wastewater Network to the Avon and Heathcote Catchments. (URS New Zealand Limited, prepared for Christchurch City Council)
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Keywords: ANZECC, Assessment of Environmental Effects, Avon - Heathcote Estuary, Avon River, Avon River Catchment, Christchurch wastewater, consultation, cultural values, dilution, discharge permit, discharge to waterways, ecological values, faecal coliform concentrations, flow, flow characteristics, heathcote river, Heathcote River Catchment, heavy metals, kaitiakitanga, mahinga kai, overflow, recreational values, resource consent, stakeholders, taxa, transitional Regional Plan, wastewater, wastewater network, water quality, wet weather events.
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(2008) Canterbury Regional Environment Report 2008: Chapter 2 Surface water quantity, quality and ecosystems. (Environment Canterbury)
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Keywords: allocation, biotic, chlorophyll A concentration, climate, ecosystem health, evapotranspiration, faecal indicator, flows, groundwater Levels, lakes, land use intensification, Nutrient inputs, precipitation, rainfall, rivers, sedimentation, storage, surface water use, values, water availability, water levels.
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Bolton-Ritchie, Lesley. (2008) Coastal water quality in selected bays of Banks Peninsula 2001 - 2007. #ISBN 978-1-86937-848. (Environment Canterbury)
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Keywords: ammonia nitrogen, Banks Peninsula, Chlorophyll A concentration, concentrations, Dissolved reactive phosphorus, DRP, erosion scares between bays, faecal contamination, nitrate-nitrite nitrogen, NNN, nutrients, rainfall, salinity, sediment, Total nitrogen, Total phosphorus, water circulation, water retention time.
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Bolton-Ritchie, Lesley. (2008) Ecological status of Okains Bay estuary. #ISBN: 978-1-86937-85. (Environment Canterbury)
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Keywords: Aquatic habitat, aquatic vegetation, baseline, birds, Chromium, cockle shells, copper, Ecological values, Estuary, fish, flushing, habitat loss, invertebrate taxa, Invertebrates, lead, low organic matter content, microbiological contamination, modification, monitoring, mud/sand flats, nickel, nutrient inputs, nutrients, Okains Bay, planning enhanement activities, recreation, recreational use, resource consent, resource consent applications, saltmarsh, sand flats, sediment inputs, sedimentation, shellfish, Toxic contaminants, vehicle disturbance, water quality, zinc.
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Beech, Mary. (2008) Ecosystem health monitoring programme November-December 2007 Summary report. #ISBN: 978-1-86937-85. (Environment Canterbury)
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Keywords: 2007, aquatic health, Banks Peninsula Rivers and Streams, biotic conditions, Community Outcomes, foothill river, habitat health, heatlh, intermontane basin, invertebrate taxa, lowland river, LTCCP, macroinvertebrate, monitoring, mountain river, NRRP, physical conditions, streams, wadeable streams.
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Sorrell, Brian. (2008) Effects of land uses and discharges on wetland water quality. #ISBN: 978-1-86937-82. (National Institute of Water & Atmospheric Research Ltd (NIWA), prepared for Environment Canterbury)
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Keywords: biodiversity, bogs, consequences, discharge, ecology, fens, history, impact, land use, marshes, monitoring, nutrient, parameter, Soil characteristics, surface water quality, swamps, thresholds, water characteristics, wetland modification, wetlands.

Bolton-Ritchie, Lesley. (2008) Healthy Estuary and Rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai Water quality of the Avon-Heathcote Estuary/Ihutai: Summary report on data collected in 2007. #ISBN: 978-1-86937-84. (Environment Canterbury)
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Keywords: ammonia nitrogen, ANZECC, Avon - Heathcote Estuary, biota, chlorophyll-a, concnetrations, dissolved Oxygen, Dissolved reactive phosphorus, ecosystem health, Environmental values, estuary, Ihutai, monitoring, Nitrate-nitrite nitrogen, nNN, nutrients, oxygen, river habitiat, salinity, sediments, suspended soils, temperature, tidal reaches, trigger levels, water quality, water quality parameters.
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Bolton-Ritchie, Lesley. (2008) Healthy Estuary and Rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai: The sediments and biota of the Avon- Heathcote Estuary/Ihutai and tidal reaches of the Avon and Heathcote rivers: Summary report on data collected i. #ISBN: 978-1-86937-84.
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Keywords: anemones, animals, biota, birds, cockles, contaminants, crabs, estuary, grain size, hoppers, mudflats, organic matter content, oxygenated, salinity, sediment, sediment quality, shellfish worms, snails, tidal reaches, water quality.
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Greenwood, Michellle. (2008) Metal Concentrations in Fish and Shellfish of the Avon-Heathcote Estuary/Ihutai and Rivers: 2008. (EOS Ecology, prepared for Environment Canterbury)
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Keywords: arsenic, Avon - Heathcote Estuary, Cadmium, Cockle shells, copper, heavy metals, lead, mecury, shellfish, trace Elements, zinc.
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Crossland, Andrew, Hardy, Rochelle, Jenkins, Carol, Keller, Jeanine, Kingett Mitchell Limited, McCombs, Kate, McFarlane, Rob, Meurk, Colin, Oliver, Sarah, Pearson, Elizabeth, Renard, T. (2008) South-West Christchurch Area Plan: Phase 1 Report - An Assessment of Natural Values. (Christchurch City Council)
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Keywords: aquifers, bank erosion, bird species, birds, Cashmere Stream, cumulative, discharges, ecological effects, ecological systems, ecological values, fish, flow, freshwater habitat, groundwater, halswell River, Halswell River, haytons Stream, heathcote river, henderson's Basin, Hoon Hay Valley Stream, Invertebrate, leaching, light, long term effects, Milnes Drain, monitoring data, natural values, net impervious area, non-point source discharges, ponding, Quaifes Road, riparian cover, seepage, South-West Christchurch Area Plan, springs, stormwater, stormwater seepage, surface water, temperature, Urban growth, urbanisation, vegetation, water, water quality, water quantity, waterways, waterways, wetlands.
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Christchurch City Council. (2008) State of the Environment Monitoring: CREAS Urban Impact Score for Christchurch Waterways. (Christchurch City Council)
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Keywords: Christchurch waterways, Indicator reporting sheet, State of the Environment monitoring, urban contaminants, urban land use.
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Hide, Michael. (2008) The compliance status of dairy shed effluent discharges to land in the Canterbury region for the 2007/08 season. #ISBN 978-1-86937-898. (Environment Canterbury)
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Keywords: compliance, dairy, dairy shed effluent, discharging to water, effluent discharge, effluent disposal, effluent ponding, industry, monitoring, Nitrogen, nitrogen loading, permitted activity conditions, resource consent conditions, undiluted dairy effluent, water quality.
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Harding, J S. (2007) Annual Survey of Stream Invertebrate Communities within Selwyn Plantation Board Estate (2007). (Freshwater Ecology Research Group, University of Canterbury prepared for the Selwyn Plantation Board)
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Keywords: benthic community, benthic invertebrate biodiversity, benthic invertebrate communities, benthic invertebrate taxa, benthic invertebrates, conductivity, degradation, dissolved Oxygen, indicators, Invertebrate, mayflies, sampling, Selwyn Plantation Board, Selwyn Plantation Board Estate, stream health, streams, surface water, surface water quality, surveying, taxonomic analysis, turbidity, water chemistry, water quality, water quality indicators.

Meredith, Adrian, Wilks, Taryn. (2007) Canterbury high country lakes water quality monitoring programme: Results of the third year monitoring 2007. #ISBN: 978-1-86937-67. (Environment Canterbury)
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Keywords: algal blooms, Chlorophyll A concentration, climate, Degradation, Dissolved Reactive Phosphorus, DRP, High Country Lake, Lake Coleridge Lake Lyndon Lake Pearson, lake cycles, Lake Grassmere Lake Sarah Lake Georgina, Land surface Activities, land use change, mesotrophic, mesotrophic, monitoring, natural lake cycles, netative water level, NNN, nutrient limited, oligotrophic, Rainfall, TLI, trends, trophic, Trophic Level Index, turbid episodes, water quality.
[More Information]
Beech, Mary, Meredith, Adrian, Vesey, Susannah. (2007) Ecosystem health monitoring programme November-December 2006 and site specific habitat trend analysis 2000 – 2006. Study of Selwyn River at Coes Ford. #ISBN: 978-1-86937-66. (Environment Canterbury)
Short Resource Summary: [Show]
Keywords: annual, Banks Peninsula, biotic health, Coes Ford, foothill river, habitat health, habitat trend analysis, health, inter-montane Basin, lowland river, macroinvertebrate, mountain fed rivers, River classification, trends, wadeable streams.
[More Information]
(2007) Erosion and Sediment Control Guideline 2007: A better way of managing earthworks and the environment. #1-86937-607-2. (Environment Canterbury)
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Keywords: buffer zones, dust control, earthworks, erosion, erosion process, grassing, guidelines, hydroseeding, land use, Resource consent, sediment, sediment control practices, sediment discharge, sediment retention ponds, sedimentation, turf filter strigps, vegetation buffers, water management.
[More Information]
Burge, P. I. (2007) Sedimentation in the Avon-Heathcote Estuary/Ihutai - an analysis of past and present studies. (prepared for Environment Canterbury Regional Council and the Avon-Heathcote Estuary Ihutai Trust)
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Keywords: annual sediment load, Avon River, Avon-Heathcote Estaury, christchurch outfall, christchurch wastewater, Christchurch wastewater treatment plant, Contaminant concentrations, estuary, future research, Heathcote River, literature review, nutrient levels, organic composition, organic contaminants, outfall drains, recommendations, review, sediment, sediment inputs, sediment load, sediment size, sedimentation.
[More Information]
Thompson, Geoff. (2007) The compliance status of dairy shed effluent discharges to land in the Canterbury region for the 2006/2007 season. #ISBN 978-1-86937-700. (Environment Canterbury)
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Keywords: buffer distances, Buffer zones, dairy shed effluent, discharges, effluent discharge, effluent management plans, effluent ponding, nitrogen, resource consent conditions, water quality.
[More Information]
Blakely, T, Harding, J S, McIntosh, A R, Winterbourn, M. (2006) Barriers to the recovery of aquatic insect communities in urban streams. Freshwater Biology. Vol. 51. #9. Page(s) 1634-1645.
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Keywords: Avon River, benthic, benthic community, caddisflies, christchurch urban waterways, culvert, Heathcote River, okeover Stream, restoration, road culverts, species, taxa, waterway restoration.

Biggs, Barry J, Broady, Paul, Kilroy, Cathy, Vyverman, Wim. (2006) Benthic diatom communities in subalpine pools in New Zealand: relationships to environmental variables. Hydrobiologia. Vol. 561. #1. Page(s) 95-110.
Short Resource Summary: [Show]
Keywords: algae, Arthur's Pass, diatom, environmental conditions, Environmental indicators, pH gradient, subalpine pools, water quality, water quality indicators.

Claassen, K, Evers, N, Harding, J S. (2006) Can forest fragments reset physical and water quality conditions in agricultural catchments and act as refugia for forest stream invertebrates?. Hydrobiologia.
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Keywords: agricultural effects, agricultural impacts, agriculture, Banks Peninsula, conservation reserves, forest fragments, kaituna river, Narbey Stream, Negative externalities, okuti river, pigeon bay stream, refugia, riparian, Taxonomic analysis, water quality.
[More Information]
Meredith, Adrian, Wilks, Taryn. (2006) Canterbury high country lakes water quality monitoring programme: Results of 2006 monitoring and assessment of nutrient indices.. (Environment Canterbury)
Short Resource Summary: [Show]
Keywords: algal blooms, Chlorophyll A concentration, Degradation, Dissolved Reactive Phosphorus, DRP, Lake Coleridge Lake Lyndon Lake Pearson, Lake Grassmere Lake Sarah Lake Georgina, mesotrophic, netative water level, NNN, nutrient limited, oligotrophic, TLI, trophic, Trophic Level Index, turbid episodes, water quality.
[More Information]
(2006) Central Plains Water Enhancement Scheme: Effects of Construction, Damming, Diversion and Water Use on Water Quality. (Kingett Mitchell Limited, prepared for URS New Zealand Ltd)
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Keywords: algae, Avon - Heathcote Estuary, Central Plains, Central Plains Water, Central Plains Water Enhancement Scheme, Construction effects, discharges, dissolved Oxygen, dissolved reactive phosphorus, DRP, estuares, hydrodynamics, hydrology, lake Ellesmere, lowland streams, microbiology, Nitrogen, nutrient concentration, nutrients, Pesticides, phosphorus, Rakaia, Selwyn River, surface runoff, surface water, surface water quality, suspended solids, te Waihora, temperature, turbidity, turbidity, Waianiwaniwa River Valley, waianiwaniwa Valley, waimakariri, water clarity, water quality, water quality, water races, wetlands.
[More Information]
Larned, Scott, Schallenberg, Mark. (2006) Constraints on phytoplankton production in Lake Ellesmere/Te Waihora. (NIWA, prepared for Environment Canterbury)
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Keywords: atmospheric deposition, biomass, groundwater seepage, Lake Ellesmere, Light, long term trends, nutients, nutrient limitation, nutrient sources, Nutrient-light interactions, phytoplankton, Rainfall, stormflows, Te Waihora, temperature, tributary inputs.
[More Information]
Dodson, Sarah. (2006) Reality versus Perception: User Perceptions of the Avon and Heathcote Rivers.
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Keywords: Avon catchment, Avon River, Christchurch water quality, Heathcote catchment, Heathcote river, perceptions, public awareness, Public perspectives, sampling, water quality.
[More Information]
Cullen, Ross, Tait, Peter R. (2006) Some External Costs of Dairy Farming in Canterbury. Australian Agricultural and Resource Economics Society Annual Conference, 8-10 February 2006. (Australian Agricultural and Resource Economics Society)
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Keywords: contamination, dairy farm, dairy farming, degradation, economic costs, external costs, groundwater, land use change, land use intensification, lowland streams, negative externalities, recreational values, surface water.
[More Information]
Bidwell, Vince, Di, H J Cameron, K. C, Hanson, Carl, Morgan, Matthew. (2005) A pilot regional scale model of land use impacts on groundwater quality. Management of Environmental Quality. Vol. 16. #3. Page(s) 220-234.
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Keywords: dairy expansion, intensive farming, land use change, land use intensification, modelling, nitrate, nitrate concentrations, water quality.

Bolton-Ritchie, Lesley. (2005) Akaroa Harbour nutrient status April 1989 – June 2004. (Environment Canterbury Technical Report)
Short Resource Summary: [Show]
Keywords: ammonia, ammonia nitrogen, chlorophyll A concentration, concentration, concentrations, dissolved reactive phosphorus, monitoring, Nitrogen concentrations, nutrients, phosphorus, phytoplankton, sewerage disposal, stormwater runoff, suspended sediment, total nitrogen, total organic nitrogen, total phosphorus.
[More Information]
Duncan, Cain. (2005) An investigation into zinc and suspended solids in urban stormwater and their effect on water quality in the Heathcote River. Vol. Master of Applied Sc. (Lincoln University)
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Keywords: Contaminant loading, Heathcote river, sediment, sediment concentrations, stormwater, suspended solids, urban stormwater, water quality, zinc, zinc concentrations.
[More Information]
Bolton-Ritchie, Lesley, Main, Malcolm. (2005) Nutrient water quality Avon-Heathcote Estuary/Ihutai Inputs, concentrations and potential effects. (Environment Canterbury)
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Keywords: algae, algae decomposition, ammonia nitrogen, ANZECC, Avon - Heathcote Estuary, Concentration, dissolved reactive phosphorus, drains, drp, fish, macroalgae, nitrate-nitrite nitrogen, NNN, nutrient concentration, nutrient sources, nutrients, oxidation ponds, phytoplankton, sediments, seepage, stormwater, stormwater discharge, toe drains, total nitrogen, TP, trigger levels, trigger value, water quality.
[More Information]
Christchurch City Council. (2005) Water & Sanitary Services Assessment. (Christchurch City Council)
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Keywords: abstraction, artesian aquifers, Assessment of Water and Sanitary Services, Avon - Heathcote Estuary, Avon River, chemicals, constructed wetlands, contamination, discharge permit, drinking water, drinking water demand, drinking water standards, ecosystem health, effluent, halswell River, Heathcote River, microbiological contamination, New Zealand Drinking Water Standards, Nutients, salinity, salt water intrustion, sewerage, shallow groundwater supplies, stormwater, stormwater drainage, stormwater retention ponds, Styx River, surface channels, swales, treatment of water, wastewater, wastewater disposal, wastewater flow, wastewater treatment, water reticulation, water sources, water storage, water supply, water supply risk factors, water treatment, wells, wet weather events, wet weather overflows.
[More Information]
Kerr, Geoffrey N., Leathers, Kenneth L., Sharp, Basil M. H.. (2004) Instream water values : Canterbury's Rakaia and Waimakariri Rivers. #ISBN: 0-909042-55-1. (Lincoln University. Agribusiness and Economics Research Unit.)
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Keywords: Contingent valuation method, dollar value, fish, fishing, flow protection, flows, instream flows, instream values, rakaia, Rakaia River, raw data, resident surveys, salmon, surveys, travel cost, Waimakariri, Waimakariri River, water quality, willingness to pay.
[More Information]
Hawes, Ian, Jellyman, Don, Kelly, David, Sagar, Paul, Stephens, Scott. (2004) Lake Ellesmere (Te Waihora): a review of water clarity and the potential for macrophyte growth, and the benthic invertebrates, fisheries and birds, and their feeding relationships. (NIWA, prepared for Environment Canterbury)
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Keywords: attentuation of light, birdlife, birds, bullies, chlorophyll A concentration, commercial fisheries, eels, fish, food webs, gulls, herons, inanga, invertebrates, lake depths, Lake Ellesmere, Land surface Activities, land use change, macrophytes, mahinga kai, model, modelling, mullet, oestrogens, sediment, sediment inputs, shags, shortfin eels, stable isotope analyses, suspended sediment concentrations, taxonomic analysis, Te Waihora, trophic, vegetation, waders, water clarity, water quality, waterfowl, wave, wave model, wind.
[More Information]
Bolton-Ritchie, Lesley. (2004) Lyttelton Harbour/ Whakaraup ? nutrient status April 1988 – June 2003. #ISBN: 1-86937-529-7. (Environment Canterbury)
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Keywords: ammonia nitrogen, ANZECC, concentration, Dissolved reactive phosphorus, DRP, Lyttelton, nitrate-nitrite nitrogen, NNN, nutients, total nitrogen, total organic nitrogen, total phosphorus, trigger levels, water depth, water quality.
[More Information]
Anthony, Melissa, Lavender, Rochelle, Meredith, Adrian. (2004) Results of ecosystem health monitoring in Canterbury region between November 2000 and February 2003. (Environment Canterbury)
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Keywords: annual data, annual health monitoring programme, biotic, biotic metrics, habitat health, Invertebrate, invertebrate sampling, Periphyton, seasonal trends, stream ecosystem health, wadeable streams, water quality.
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(2004) Styx Esplanade Reserve: Community Planning for the Future. (Christchurch City Council)
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Keywords: Esplanade, Esplanade Reserve, habitat, Indigenous vegetation, motorway, native plants, restoration, retention basins, Styx River, swales, Urban contaminants, urban developoment, urbanisation, water quality.
[More Information]
Harding, J S. (2003) Historic Deforestation and the fate of Endemic Invertebrate Species in Streams. Vol. 37. Page(s) 333-345.
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Keywords: balguerie stream, Banks Peninsula, benthic invertebrate biodiversity, benthic invertebrate species, deforestation, historical deforestation, indigenous biodiversity, indigenous forest catchment, Invertebrate, kaituna river, land use change, le bons stream, little akaroa stream, Narbey Stream, Okana River catchment, okuti river, opara stream, pigeon bay stream, species distribution, stream fauna, taxanomic richness, Taxonomic analysis.

Blakely, T, Harding, J S, McIntosh, A R. (2003) Impacts of Urbanisation on Okeover Stream, Christchurch. (Freshwater Ecology Research Group, University of Canterbury)
Short Resource Summary: [Show]
Keywords: Aquatic ecology, aquatic health, avon stream, benthic invertebrate biodiversity, benthic invertebrates, culverts, ecological health indicators, fauna, invertebrate fauna, Okeover Stream, physical characteristics, restoration, sampling, sediment, sediment, stream health, streams, surface water quality, University of Canterbury, waimairi Stream, water chemistry, water quality, waterway restoration.
[More Information]
Hayward, S, Lavender, R M, Main, M R. (2003) The Okana River: assessment of water quality and ecosystem monitoring, July 1992 to May 2002 and water quality implications for Lake Forsyth/Wairewa. (Environment Canterbury)
Short Resource Summary: [Show]
Keywords: algae, algae blooms, ammonia nitrogen, biological health monitoring programme, chlorophyll A concentration, Conductivity, Dissolved reactive phosphorus, DRP, faecal coliform concentrations, invertebrate, Lake Forsyth, Land surface Activities, Land use change, monitoring, nitrate, nitrate-nitrite nitrogen, nutrients, Okana River catchment, periphyton, pH, stream flows, temperature, total nitrogen, turbidity.
[More Information]
Hayward, S A, Meredith, A S. (2002) An overview of the water quality of the rivers and streams of the Canterbury region. #ISBN 1-86937-473-8. (Environment Canterbury)
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Keywords: ammonia, ammonia toxicity, clarity, Concentration, degradation, eutrophication, faecal contamination, groundwater runoff, hill-fed rivers, irrigation runoff, Land surface Activities, land use, microbial contamination, microbial quality, mountain fed rivers, nitrogen, nutrients, phosphorus, riparian buffer strips, sedimentation, toxic contaminants, water quality.
[More Information]
Close, M E, Pang, Liping, Schneider, D, Stanton, G. (2002) Effect of pore-water velocity on chemical nonequilibrium transport of Cd, Zn, and Pb in alluvial gravel columns. Journal of Contaminant Hydrology. Vol. 57. #3-4. Page(s) 241-258.
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Keywords: alluvial, alluvial gravel columns, Burnham, cadmium, chemcial nonequilibrium, groundwater, groundwater, heavy metal concentration, heavy metals, lead, nonequilibrium, pore water, pore water velocity, Velocity profiles, zinc.

Lynch, P A. (2002) Microbial water quality of rivers used for contact recreation in the Canterbury Region. Vol. Master of Applied Sc. Page(s) 67. (Lincoln University)
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Keywords: contact recreation, Contact recreation guideline, contamination, management, microbial water quality, Recreation, recreational use, Selwyn River, waimakariri River, water quality, water quality.
[More Information]
Blakely, T, Harding, J S. (20005) Longitudinal Patterns in Benthic Communities in an Urban Stream under Restoration. New Zealand Journal of Marine and Freshwater Research. Vol. 39. Page(s) 17-28.
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Keywords: ANZECC, avon River, benthic fauna, benthic macroinvertebrate, biological communities, hydrological characteristics, ISQG, macroinvertebrate community, okeover Stream, restoration, riparian, stream restoration, taxa, Taxonomic analysis, Trigger levels, trigger values, urban stream, waimairi Stream.
[More Information]
Sorrell, Brian, Suren, Alistair, Taylor, M.J. (2000) A Consideration of aspects of the Styx River ecology, and its implications for whole-river management. (National Institute of Water & Atmospheric Research Ltd (NIWA), prepared for Waterways and Wetlands Team, Water Services Unit, Christchurch City Council)
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Keywords: Aquatic ecology, aquatic plant species, catchment modification, ecological values, ecology, fish, habitat, Invertebrate, land use change, macrophyte, styx catchment, Styx River, Urban development, Urban land use.
[More Information]
Selwyn District Council. (2000) Proposed District Plan: Natural Resources - 1.3: Water. Page(s) 39-46. (Selwyn District Council,)
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Keywords: contamination, Effluent, groundwater, lake margins, riparian margins, river margins, sewerage, surace waterways, water, water quality, water quality standards, water quantity.
[More Information]
Taylor, M.. (1999) Fish and invertebrate values of the Styx River catchment: a strategic review. (National Institute of Water & Atmospheric Research Ltd, prepared for Waterways and Wetlands Team, Water Services Unit, Christchurch City Council)
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Keywords: brooklands lagoon, Brown trout, common bullies, diversity, Eels, fauna, fish, fish spawning grounds, fish species, inanga, Invertebrate, species distribution, species diversity, styx catchment, styx river, water quality, water quality indicators, whitebait.
[More Information]
New Zealand Water and Wastes Association. (1999) Valuing Our Environment: Dollars and Sense. NZWWA 41st Annual Conference & Expo, 22 – 24 September 1999. (New Zealand Water and Wastes Association Inc)
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Keywords: aeration, birds, Christchurch waste water outfall project, Christchurch wastewater, Fish, heavy metals, ocean outfall, odour, oxidation ponds, proposed ocean outfall, proposed upgrade, recreation, sea lettuce, treatment plant, wastewater, wastewater treatment, water and wastes, water quality.

Elliot, A. H. (1997) Analysis of Potential Stormwater Quality Controls in Christchurch. (Department of Natural Resources Engineering, Lincoln University, prepared for the Canterbury Regional Council)
Short Resource Summary: [Show]
Keywords: benefits, contaminants, costs, fish, habitat, heavy metals, indicator bacteria, invertebrates, land use, modelling, nutrients, raw data, sediment, stormwater management, stormwater quality, toxins, water quality, waterway enhancement.

Hayward, Jenny A. (1997) Distributional Ecology and Taxonomy of Benthic Algae of a Steam in Hinewai Reserve, Banks Peninsula. Department of Plant and Microbial Sciences. Vol. Master of Science. Page(s) 127. (University of Canterbury)
Short Resource Summary: [Show]
Keywords: algae, algae presence, Aquatic ecology, artficial substrata, Banks Peninsula, benthic algae, community ecology, diatom, distribution, ecology, epilithic algae, epiphytic algae, hinewai reserve, microbe assessment, microbes, microbial science, Narbey Stream, species distribution, taxonomic analysis, taxonomy, water quality.

McMurtie, Shelley, Milne, Juliet. (1997) Gibsons Stream: Biological Habitat Assessment Survey - Summary Report. (Water Services Unit, Christchurch City Council)
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Keywords: gibsons drain, gibsons stream, invertebrate, invertebrate density, styx catchment, taxa, taxanomic, taxanomic richness, water quality.
[More Information]
Barker, Rachel, Davies, Louisa, Morland, Kim. (1997) Restoring Nottingham Stream: Developed by Christchurch City Council and the Residents of Halswell. #ISBN: 0-9597973-8-6. (Christchurch City Council)
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Keywords: catchment, community plan, cultural values, ecology, Ecology, fences, flood management, future management, future visions, geology, Groundwater system, Halswell, Halswell River, Historical overview, Maori, Nottingham Stream, recreation, stream restoration, water flow, water flow.

McMurtie, Shelley, Milne, Juliet. (1997) Smacks Creek: Biological Habitat Assessment Survey - Summary Report. (Water Services Unit, Christchurch City Council)
Short Resource Summary: [Show]
Keywords: Invertebrate, invertebrate density, invertebrates, sediments, smacks creek, species diversity, styx river, taxa, taxanomic, water quality.
[More Information]
Rodrigo, Yvette. (1996) Algae and water quality: A survey of the filamentous algae in the Heathcote River. Department of Plant and Microbial Sciences. Vol. Master of Science (E. Page(s) 202. (University of Canterbury)
Short Resource Summary: [Show]
Keywords: algae, algae concentration, algae monitoring, algae presence, environmental change, environmental change indicator, filamentous algae, floating mats, heathcote river, spatial distribution, temporal distribution, water quality, Woolston Cut.

Gilson, M. (1996) Christchurch City Surface Water Quality Data 1994-95. (Christchurch City Waste Management Unit Laboratory, prepared for Christchurch City Council)
Short Resource Summary: [Show]
Keywords: Avon catchment, Avon River, Avon-Heathcote Estuary, bacteria, bacteriological concentrations, biological data, chemical data, Christchurch rivers, drains, Estuary, Halswell catchment, Halswell River, Heathcote catchment, Heathcote River, heavy metals, metal concentrations, monitoring, oxidation ponds, raw data, Styx Catchment, Styx River, surface water, tributaries, water quality data.

Robb, J.A.. (1994) Christchurch City Surface Water Quality Data 1993-94. (Christchurch City Council Waste Management Unit Laboratory, prepared for Christchurch City Council)
Short Resource Summary: [Show]
Keywords: Avon catchment, Avon River, Avon-Heathcote Estuary, bacteria, bacteriological concentrations, biological data, chemical data, Christchurch rivers, drains, Estuary, Halswell catchment, Halswell River, Heathcote catchment, Heathcote River, heavy metals, metal concentrations, monitoring, oxidation ponds, raw data, Styx Catchment, Styx River, surface water, tributaries, water quality data.

Canterbury Regional Council. (1994) Shining Waters – Issues of an Urban Catchment. (Canterbury Regional Council)
Short Resource Summary: [Show]
Keywords: Avon River, Avon-Heathcote Estuary, bank erosion, discharges, ecology, estuarine environment, Heathcote River, industrial pollution, land use, landscape values, mud crabs, oxidation ponds, Planning Issues, recreation, salinity, sewerage, urban development, urbanisation, Water Quality, wetland, wildlife population, Woolston Cut.

Davies, J D G, Galloway, L, Nutt, A H C. (1994) Waihora/Lake Ellesmere: past-present-future. (Lincoln University Press and Publishing Services and Daphne Brasell Associates Ltd)
Short Resource Summary: [Show]
Keywords: agricultural land use, aquatic environment, birdlife, commercial fishing, farming, fish life, flora and fauna, future management, lake ecology, Lake Ellesmere, lake history, lake lizards, land use change, Maori history, Maori interests, Maori view, plant life, resource management, Te Waihora, Wahi Tapu, Waihora.

Robb, J. A, Voyce, L I Wilson, M D. (1993) A biological re-evaluation of the Kaputone Stream. (Christchurch City Council Drainage and Waste Management Unit, Christchurch City Council)
Short Resource Summary: [Show]
Keywords: benthic invertebrate biodiversity, biological data, ecological values, ecology, fish, invertebrate, kaputone, Kaputone stream, plant distributions, plants, species distribution, styx catchment, styx river, taxa, taxanomic.
[More Information]
Edwards, J C, Sevicke-Jones, G T, Taylor, K J W. (1993) Bathing Water Quality in Canterbury: Recreational Water Quality Survey Results for 1992/93. #ISBN: 1-86937-221-2. (Canterbury Regional Council)
Short Resource Summary: [Show]
Keywords: Akaroa, Akaroa Harbour, Akaroa Harbour beaches, Avon River, Avon River, Avon-Heathcote Estuary, Bacteria, Camp Bay, Cass Bay, Church Bay, Contact Recreation, Corsair Bay, Diamond Harbour, faecal coliform, French Farm, Heathcote River, indicator bacteria, Lyttelton Harbour, Lyttelton Harbour beaches, Pegasus Bay, Purau Bay, Recreation, Robinsons Bay, Selwyn River, Swimming, Tikao Bay, Wainui, Water Quality, Water Quality Standards for Contact Recreation.

Robb, J. A. (1993) Christchurch City Surface Water Quality Data: 1992-93. (Christchurch City Council Drainage and Waste Management Unit Laboratory, prepared for the Christchurch City Council)
Short Resource Summary: [Show]
Keywords: Avon river, Avon-Heathcote Estaury, bacteriological, cadmium, cashmere stream, chemical, chloride, chromium, city outfall drain, copper, dissolved oxygen, dissolved reactive phosphorus, Dudley Creek, E Coli, faecal coliforms, halswell river, haytons drain, Heathcote river, heavy metal concentration, heavy metals, Horseshoe Lake, kaputone stream, knights steram, lead, metal concentrations, moncks bay, nickel, nitrate, Nottingham stream, oxidation ponds, ph, smacks creek, styx river, Suspended solids, Waiarapa Stream, Waimairi Stream, zinc.

Cullen, Ross, Ferguson, Tess, Kerr, G. N, Sheppard, Ron. (1993) Contingent Valuation of Improved Water Quality in the Lower Waimakariri River. #ISSN 1170-7682. (Agribusiness and Economics Unit, Lincoln University)
Short Resource Summary: [Show]
Keywords: Benefits, contingent valuation method, cost benefit analysis, cost estimates, dollar value, economic benefit, fishing, picknicking, recreation, recreational values, safe water, surveys, Waimakariri, waimakariri River, walking, water quality.
[More Information]
Griffin, J. M, Thomson, S. D. (1992) Distribution of the Tidal Mudflat Snail Amphibola Crenata in the Avon-Heathcote Estuary Christchurch, New Zealand. (Christchurch Drainage Laboratory, prepared for Christchurch City Council)
Short Resource Summary: [Show]
Keywords: Amphibola Crenata, Avon-Heathcote Estuary, biological, biological data, discharge, mudflat snail, pollution, raw data, sampling, sewerage treatment, tidal mudflat snail, water quality.

McCombs, Kate, Partridge, Trevor. (1992) Vegetation of the Avon-Heathcote Estuary, Christchurch. (prepared for the Parks Unit, Christchurch City Council)
Short Resource Summary: [Show]
Keywords: avon river, Avon-Heathcote Estaury, bexley, calders green, estuary, heathcote river, Ihutai, marsh, oxidation pond, penguin st, rat island, sandy point, sea rush, sea rush salt marsh, south brighton, vegetation characteristics, vegetation distribution, vegetation survey, wetland.

Roper-Lindsay, Judith. (1991) Environmental Manual: Rivers Engineering Works in Canterbury Region. #ISBN: 1-86937-138-0. (Boffa Miskell Partners, prepared for Canterbury Regional Council)
Short Resource Summary: [Show]
Keywords: Avon River, BAnks Peninsula Streams, canterbury rivers, catchment map, cultural sites, ecological times, Ellesmere area streams, Ellesmere system, habitats, halswell River, Hawkins, Heathcote River, Hororata River, Irwell, kaituna river, long bay stream, maps, okuti river, Rakaia River, Selwyn River, significant sites, species, Styx River, Waianiwaniwa River, waterway threats.

Robb, J. A. (1989) A Biological Evaluation of McCormacks Bay. (Christchurch Drainage Board)
Short Resource Summary: [Show]
Keywords: algae, algae distribution, Avon-Heathcote Estuary, benthic invertebrates, Canterbury Drainage Board, invertebrates, management plan, McCormacks Bay, raw data, sampling, sediment, sediment characteristics, sediment size, sediment texture.

Hayes, L, McDermott, C, Paterson, M. S, Robb, J. A, Swain, T. (1989) A Biological Survey of the Styx River Catchment. (Christchurch Drainage Board)
Short Resource Summary: [Show]
Keywords: Aquatic macrophytes, biological Survey, Christchurch Drainage Board Report, freshwater invertebrates, kaputone Stream, Sampling, Smacks Creek, Styx River, Styx River Catchment, surface water quality, water quality.

Noonan, M. J, Robb, J. A. (1988) Confirmed and Faecal Coliform Bacteria in Cockles (Chione Stutchburyi) in Estuaries near Christchurch, New Zealand. (Christchurch Drainage Board)
Short Resource Summary: [Show]
Keywords: Avon-Heathcote Estuary, biological parameters, Brooklands Lagoon, Chione Stutchburyi, cockle beds, cockles, estuary, faecal coliform, faecal coliform bacteria, faecal coliform concentrations, microbiological, monitoring, surface water quality, trends, water quality.

Barker, Rachel, Couling, Ken, Cutler, Alan, O’Brien, Leanne, Rance, Chris, Watson, Allan, Weston, Jeff. (1988) Restoring the Waterways within the University of Canterbury: A Partnership Plan – Analysis and Preliminary Proposals. (The Waterway and Wetlands Team, Water Services Unit, Christchurch City Council)
Short Resource Summary: [Show]
Keywords: Avon River, ecological values, ecology, Ilam River, in-stream values, management, Okeover Stream, restoration, riparian vegetation, self-maintaining, stream bank, stream bed, stream flows, sustainability, University of Canterbury, Water quality, water quantity.

Dall, C T. (1987) Studies on faecal coliform bacteria in sediment of the Avon-Heathcote Estuary, Christchurch, New Zealand. Vol. Master of Applied Sc. (University of Canterbury)
Short Resource Summary: [Show]
Keywords: Avon-Heathcote Estuary, bacteria, bacteriological survey, estuaries, faecal coliform concentrations, sanitary bacteria, sediment, water quality.
[More Information]
Musgrove, R. J, Robb, J. A. (1986) A Biological Survey within the Lower Reaches of the Heathcote River. (Christchurch Drainage Board)
Short Resource Summary: [Show]
Keywords: benthic fauna, benthic invertebrates, benthic macrophytes, biological survey, Christchurch Drainage Board, flood relief, flora, flora invertebrates, future monitoring, Heathcote River, invertebrate fauna, lower Heathcote River, salinity, sampling, taxa, Woolston Cut.

Miskell, D.J.. (1985) Heathcote River Environmental Impact assessment. (Boffa Miskell & Partners Landscape Architects, prepared for Christchurch Drainage Board)
Short Resource Summary: [Show]
Keywords: EIA, Environmental impact assessment, flood problem, flood protection, flooding, heathcote catchment, Heathcote River, landscape assessment, salinity, sensitive sites, water quality, Woolston Cut.

Ayrey, R. B, Bowden, M. J, Cathcart, R. W, Glennie, J.M, Saville-Smith, K. J. (1983) Rakaia River Catchment and the Adjacent Plains: An Introduction to the Issues and Options. (North Canterbury Catchment Board and Regional Water Board)
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Keywords: central plains, discussion document, erosion, flooding, future management, groundwater, groundwater area, irrigation, Lake Ellesmere, legislation, management plan, Rakaia Catchment, Rakaia groundwater, Rakaia River, water quality.

Bowden, M. J, Cowie, B, Lineham, I. W, Saville-Smith, K. J. (1983) The Rakaia River and Catchment – A Resource Survey (Volume 3). (North Canterbury Catchment Board and Regional Water Board)
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Keywords: aquatic invertebrates, fish community, fisheries, flood, flow, Lake Coleridge, lake water quality, lakes, Rakaia, Rakaia catchment, Rakaia River, river abstractions, riverbed vegetation, vegetation, water quality, wetlands, wildlife, wildlife community.

Ayrey, M. R. B, Baxer, K., Bensberg, M, Damen, A. M, Gilson, M, Kelly, W. B, Robb, J. A, Turner, B, Walsh, M. H, White, G. F. (1981) A Bacteriological Survey of the Avon-Heathcote Estuary, Christchurch, New Zealand. (Christchurch Drainage Board)
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Keywords: Avon-heathcote estuary, bacteria data, Bacteriological survey, Bromley sewerage plant, chemical data, discharges, estuarine water quality, estuary, faecal coliform, faecal coliform concentrations, monitoring, oxidation pons, recreation, sampling, surface water, Surface water quality, trends, wastewater discharge, wastewater disposal, wastewater treatment plant, water quality.

Bennet, J, Catton, S. L, Claman, S. P, Climo, C, De’ath, C. P, Gilson, M, Kearns, N. B. F, Kelly, B, Robb, J. A, Sibly, K J. (1981) A Biological Survey of Rivers in the Metropolitan Christchurch Area and Outlying Districts: The Halswell River Catchment. (Christchurch Drainage Board)
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Keywords: biological data, biological survey, channel width, freshwater invertebrates, halswell, Halswell River, Halswell River catchment, invertebrate fauna, invertebrates, Knights Creek, macrophytes, Nottingham Creek, Old Course, raw data, sediment characteristics, water chemistry.

Robb, J. A. (1980) A Biological Survey of Rivers in the Metropolitan Christchurch Area and Outlying Districts: The Avon, Heathcote and Styx Rivers and their tributaries. (Christchurch Drainage Board)
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Keywords: aquatic macrophytes, Avon catchment, Avon River, biological data, biological survey, city outfall drain, Heathcote Catchment, Heathcote River, horseshoe lake, invertebrate fauna, invertebrate taxa, macrophytes, raw data, sampling, sediment characteristics, Styx catchment, Styx River, surface water, taxa, water chemistry, water quality.

Mulcock, C M. (1976) Bacteriological Studies of the Avon River, Christchurch, N.Z.. Joint Centre for Environmental Sciences: University of Canterbury and Lincoln College. Vol. Master of Science. (University of Canterbury)
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Keywords: animal pollution, Avon, Avon River, bacteria, baseline, faecal coliform concentrations, low flows, pollution, rainfall, rainfall intensities, runoff, salmonella, water quality, wet weather events.
[More Information]
Bain, R. C, Caldwell, D. H. (1973) Odour and Related Studies: Bromley Sewerage Purification Works. (Brown and Caldwell, prepared for the Christchurch Drainage Board)
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Keywords: aesthetics, Bromley, deodorization, environmental characteristics, history of odour, odour, odour control, sewer system, sewerage, sewerage facilities, sewerage treatment works, smell, treatment works, wastewater, wastewater characteristics, water quality.

Kilner, A R, Knox, G. A. (1973) The Ecology of the Avon-Heathcote Estuary. (The Estuarine Research Unit, University of Canterbury, prepared for the Christchurch Drainage Board)
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Keywords: aesthetics, Algae, algae growth, algal blooms, Avon River, Avon-Heathcote Estuary, benthic microfauna, biota, dredging, effluent discharge, effluent dispersal, estuary, eutrophication, fauna, flood control, flood mitigation, flora, future management, Heathcote river, history, Nutrient, organic content, Pollution, Public Access, recreational use, salinity, sediment distribution, sediments, tidal movements, tide.

Cameron, J. (1970) Biological Aspects of Pollution in the Heathcote River, Christchurch, New Zealand. New Zealand Journal of Marine and Freshwater Research. Vol. 4. #4. Page(s) 431-444.
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Keywords: bacteria, bacterial analysis, biological indicators, chemical, chemical analysis, Heathcote River, pollution, water quality.

Bruce, A. (1953) Report on a Biological and Chemical Investigation of the Waters in the Estuary of the Avon and Heathcote Rivers. (Christchurch Drainage Board)
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Keywords: annotated maps, Avon, Avon River, Avon-Heathcote Estaury, bacteriological survey, biological, biological data, birds, chemical data, Christchurch Drainage Board, contaminant concentrations, contaminants, estuary, gastropoda, gastropods, heathcote, Heathcote River, maps, pollution, raw data, salinity, water quality, water quality indicators.