Surface Water > Technical Reports

There are 57 records in this subcategory.


Grove, Philip, Parker, Mark, Pompei, Mirella. (2012) Coastal wetland vegetation in Canterbury, 2004–2011. #978-1-927210-06-2. (Environment Canterbury)
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Keywords: Avon - Heathcote Estuary, Brooklands Lagoon, coastal wetlands, Coopers Lagoon Tentburn, estuarine, fen, field survey, GIS, lacustrine, Lake Ellesmere, Lake Forsyth, Lyttelton Harbour, maps, marsh, monitoring, palustrine, Rakaia River, riverine, saltmarsh, shallow water, Styx River, swamp, Te Waihora, vegetated coastal wetland, vegetated coastal wetland habitats, vegetation classification, wetland hydrosystems, wetland management, wetlands.
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Fenwick, Graham, Hadfield, Mark, Woods, Chris. (2012) Effects of Lake Ellesmere (Te Waihora) openings on the coastal environment of Banks Peninsula. (NIWA, prepared for Environment Canterbury)
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Keywords: algae, aqauculture, banks Peninsula, benthic Invertebrates, discharges, fisheries, invertebrates, Lake Ellesmere, mahinga kai, modelling, opening, plumes, recreation, rock lobsters, salinity, salmon, seawater dilution, species, Te Waihora, tourism.
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de Villers, Mary, E Hart, Deirdre. (2012) Examining the effects of the February 2010 far-field tsunami on the seabed sediments of Akaroa Harbour. #ISBN 978-1-927222-52. (Department of Geography: Canterbury University , prepared for Environment Canterbury)
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Keywords: Akaroa Harbour, baseline, earthquake, seabed, Tsunami.
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(2012) Te Waihora/Lake Ellesmere Catchment Flow Review: Ecological Values and Flow Recommendations at Minimum Flow Sites. (Golder Associates, prepared for Environment Canterbury)
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Keywords: 7DMALF, abstraction, allocation limits, aquatic vlaues, consent, cumulative effects, ecological input, ecological state, Lake Ellesmere, minimum flow sites, minimum flows, modelling, seven-day Mean Annual Low Flow, te Waihora.
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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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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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Hicks, Murray, Horrell, Graeme, McKerchar, Alistair, Örn Hreinsson, Einar, Renwick, James, Verburg, Piet. (2010) Climate change impacts on Lake Ellesmere (Te Waihora). #NIWA Project: ENC103. (NIWA, prepared for Environment Canterbury)
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Keywords: climate Change, El Nino, evaporation, freshwater inflows, future scenario, groundwater inflows, hydrological cycle, interdecadal Pacific Oscillation, irrigation, Lake Ellesmere, lake levels, Rainfall, Rainfall, sea levels, Te Waihora, Temperature, Tributory inflows.
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Pinkerton, Matthew H, Schwarz, Jill N, Wood, Simon, Zeldis, John. (2010) Remote sensing of river plumes in the Canterbury Bight. Stage II: final report. (NIWA, prepared for Environment Canterbury)
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Keywords: Akaroa Harbour modelling, Canterbury Bight, Chlorophyll, climatology, eutrophication, Lake Ellesmere, Lake Forsyth, NASA MODIS-Aqua Sensor, offshore excursion, phytoplankton, River Plumes, Satellite data, surface temperature.
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Graynoth, Eric, Jellyman, Don. (2010) The importance of tributary streams of Te Waihora/Lake Ellesmere in maintaining populations of longfin eels. (NIWA, prepared for Environment Canterbury)
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Keywords: algae, Commercial fisheries, declining eel numbers, eels, fisheries, fishing, Lake Ellesmere, Long term patterns, longfins, shortfins, te Waihora, tributaries.
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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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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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Batcheler, L, Bolton-Ritchie, L, Bond, J, Dagg, D, Dickson, P, Drysdale, A, Handforth, D, Hayward, S. (2009) Healthy Estuary and Rivers of the City: Water quality and ecosystem health monitoring programme of Ihutai. #ISBN: 978-1-86937-92.
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Keywords: Avon - Heathcote Estuary, ecosystem health, environmental values, food gathering, Ihutai, mahinga kai, monitoring, rivers.
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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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Griffiths, George, McKerchar, Alistair, Pearson, Charles. (2009) Review of the frequency of high intensity rainfalls in Christchurch. #ISBN 978-1- 877542-4. (NIWA, prepared for Environment Canterbury and Christchurch City Council)
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Keywords: Christchurch, Christchurch storm rainfalls, climate, climate variability, high intensity rainfall, Rainfall, rainfall depth-duration, rainfall depth-return period, rainfall volumes, storm rain, storms.
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Spigel, Robert. (2009) Salinity balance model for Lake Ellesmere/Te Waihora and results from salinity – temperature surveys. (NIWA, prepared for Environment Canterbury)
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Keywords: climate variables, dilution, evaporation, Lake Ellesmere, salinity, Salt, salt balance model, sea inflow, seawater, spatial patterns, spatial variations, te Waihora, water balance, water quality, wave, wave direction, wave height.
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Hart, Deirdre E, McWilliams, Zara A, Nation, Thomas E, Todd, Derek J. (2009) Upper Akaroa Harbour Seabed Bathymetry and Soft Sediments: A Baseline Mapping Study Coastal Research Report 1. #ISBN 978-1-86937-976. (University of Canterbury and DTec Consulting Ltd, prepared for Environment Canterbury)
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Keywords: Akaroa Harbour, bathymetry, biotic, clays, energy zones, erosion, geology, gravel, sediment, sediment seabed, silts.
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Meredith, Adrian, Wilks, Taryn. (2009) Waimakariri tributary report. #ISBN 978-1-86937-927.
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Keywords: ammonia nitrogen, Concentration, Contact recreation guideline, degradation, discharge permit, dissolved inorganic nitrogen, dissolved Organic Carbon, ecosystem health, faecal indicator, monitoring, nitrogen, rainfall, Recreation, styx River, trends, waimakariri catchment, water physico-chemistry, water quality.
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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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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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Brooker, D J, Graynoth, Eric. (2008) Instream habitat and flow regime requirements in the Lower Selwyn River. #ISBN: 978-1-86937-77. (NIWA, prepared for Environment Canterbury)
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Keywords: Benthic Invertebrates, Coes Ford, Discharges, f, fish, fish, flood flows, flow, flow regime requirements, flow setting, habitat suitability crieteria, hydrology, instream values, macroinvertebrate, mahinga kai, minimum flow recommendations, minimum flows, minimum residual flows, native fish, Periphyton, physical habitat modelling, physical habitat modelling, Regression model, seasonal flow, Selwyn River, Trout.
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(2008) Lyttelton Harbour potential contaminant sources study, 2007. #ISBN 978-1-86937-795. (Environment Canterbury)
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Keywords: Contaminant source, discharges, land surface Activities, land use, landfill, Lyttelton, sediment, sediment contamination, stormwater, stormwater, wastewater treatment.
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de Vries, Wybren, Hart, Deirdre E, Marsden, Islay D, Todd, Derek J. (2008) Mapping of the Bathymetry, Soft Sediments, and Biota of the Seabed of Upper Lyttelton Harbour Estuarine Research Report 36. #ISBN 978-1-86937-823. (Department of Geography, University of Canterbury and DTec Consulting Ltd, prepared for Environment Canterbury)
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Keywords: bathymetry, biogenic, bivalves, Cockle shells, gastropods, macrofaunal, marine ecosystems, mud crabs, seabed, sediment seabed, sedimentation, shellfish, taxonomic analysis.
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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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Dysart, Marie, Miller, Malcolm, Pascoe, Warwick. (2008) Rakaia Catchment Water Allocation Issues: A review of water allocation administration, stream depletion management, and other issues within the Rakaia Catchment, and options for formalizing allocation arrangements.. #ISBN: 978-1-86937-89. (Environment Canterbury)
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Keywords: 1 for 1 sharing, Abstraction, allocation Blocks, allocation limits, Banding System, groundwater allocation zones, mean daily flow, minimum flow, minimum flow recommendations, natural Resources Regional Plan, NRRP, Rakaia, Rakaia River, reductions in use, Reliabilty of supply, surface water allocation zones, The Banding System, Water conservation Order, water permit holders, water use.
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Bind, Jochen, Duncan, Maurice. (2008) Waimakariri River bed sediment movement for ecological resetting. (NIWA, prepared for Environment Canterbury)
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Keywords: abstraction, abstraction allocation, allocation, bed material, benthic, benthic ecology, Central Plains Water Enhancement Scheme, channel morphology, ecological resetting, ecology, erosion, flood flows, flow modelling, flushing flow, flushing flow requirements, hydrograph, invertebrates, minimum flow, Waimakariri River.
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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.
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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)
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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.
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Hack, Lisa. (2007) Impacts of Drain Discharges on Sediment and Biota in a Defined Area of the Avon-Heathcote Estuary/Ihutai. (EOS Ecology, prepared for Environment Canterbury)
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Keywords: Avon - Heathcote Estuary, biota, Cockle shells, Concentration, discharges, heavy metals, ISQG, macroalgae, mahinga Kai, metals, mudflat snail, nutients, point-source, sediment, stalk eyed mud crab, Trigger levels, trigger value, zinc.
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Bolton-Ritchie, Lesley. (2007) Sediments and benthic macrobiota of Brooklands Lagoon. #ISBN: 978-1-86937-68. (Environment Canterbury)
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Keywords: ANZECC, benthic macrobiota, bivalves, Brooklands Lagoon, cockles, copper, ecological values, grain size, ISQG, lead, mud flat snails, Nutients, organic, organic matter content, sediments, taxa, total nitrogen, total phosphorus, Zinc.
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Good, Marlynne, Taylor, Mark. (2006) Brown trout spawning in the Lake Ellesmere (Te Waihora) tributaries, and some surrounding catchments. (Aquatic Ecology Limited, prepared for Environment Canterbury)
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Keywords: bank erosion, fish passage, flushing flow requirements, flushing flows, Lake Ellesmere, minimum flows, riparian, riparian management, siltation, spawning gravels, stock access, surveys, Te Waihora, trout, trout spawning, trout spawning habitat.
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Meredith, Adrian, Wilks, Taryn. (2006) Canterbury high country lakes water quality monitoring programme: Results of 2006 monitoring and assessment of nutrient indices.. (Environment Canterbury)
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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.
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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.
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Aitchison-Earl, Philippa, Williams, Howard. (2006) Relationships between groundwater pressures and lowland stream flows in the Lake Ellesmere area. (Environment Canterbury)
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Keywords: aquifer, conductivity, correlations, environmental instream values, Environmental values, groundwater, groundwater pressure, hydraulic gradient, Instream Ecological Values, instream values, lake Ellesmere, minimum flows, stream flows, te Waihora, trigger levels, trigger values, water-bearing strata.
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Martin, Adam, Williams, Howard. (2006) State of the Canterbury Region Water Resource, October 2006. (Environment Canterbury)
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Keywords: climate projections, foothill river, groundwater Levels, groundwater recharge, land temperature, lowland streams, rainfall, Recharge, river flows, River flows, soil Moisture, soil Moisture, soil moisture levels, temperature, trends, water balance, wells.
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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.
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Bolton-Ritchie, Lesley. (2005) Sediments and macrobiota of the intertidal flats of inner Akaroa Harbour. (Environment Canterbury)
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Keywords: Akaroa Harbour, biological biomass, Cockle shells, cockles, grain size, intertidal flats, macrobiota, organic matter content, sediments, taxa, total nitrogen, total phosphorus, wedge shells.
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Aitchison-Earl, Philippa, Davey, Grant, Horrell, Graeme, Martin, Adam, Sanders, Russel, Scott, David, Smith, Esther, Weeber, John. (2005) State of the Canterbury Region Water Resource, October 2005. (Environment Canterbury)
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Keywords: annual, aquifers, Climate, climate projections, El Nino, groundwater, groundwater levels, groundwater recharge, hydrograph, rainfall, rainfall levels, recharge, river flows, river flows, soil Moisture, soil moisture deficit, soil moisture levels, state of water resources, temperature, trends.
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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.
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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.
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Grove, Philip. (2004) Management Plan for Wetlands On Council Endowment Land at Kaitorete Spit and Ahuriri Reserves. (Environment Canterbury)
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Keywords: Ahuriri Reserves, Indigenous biodiversity, indigenous vegetation, Kaitorete Spit, Lake Ellesmere, management, management plan, Motukarara, Riparian, riparian areas, wetland, wildlife.
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Fenwick, Graham D. (2004) Marine ecology of Akaroa Harbour: rocky shores and subtidal soft bottoms. (NIWA, prepared for Environment Canterbury)
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Keywords: Akaroa Harbout, benthos, biotic, biotic patterns, Intertidal biota, marine ecology, sedimetns.
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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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Smith, Esther. (2004) Seven Day Mean Annual Low Flow Mapping for the Upper Selwyn River Catchment. (Environment Canterbury)
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Keywords: 7DMALF, abstractions, allocation, Isohydal map, Low flows, naturalising river flows, Regression equations, selwyn River, seven-day Mean Annual Low Flow, water availability.
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Aitchison-Earl, Philippa, Davey, Grant, Ettema, Marc, McKerchar, Alistair, Scott, D M, Smith, Esther, Weeber, John. (2004) State of the Canterbury Region Water Resource, October 2004. (Environment Canterbury)
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Keywords: annual, aquifers, Climate, climate projections, El Nino, groundwater, groundwater levels, groundwater recharge, hydrograph, rainfall, rainfall levels, recharge, river flows, river flows, soil Moisture, soil moisture deficit, soil moisture levels, state of water resources, temperature, trends.
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Fenwick, Graham D. (2003) Port of Lyttelton ecological monitoring: May 2003. (NIWA, prepared for Environment Canterbury)
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Keywords: baseline, Benthic infauna, biota, ecological monitoring, Intertidal biota, intertidal data, Lyttelton, monitoring, seaweed, sediments, taxa.
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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)
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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.
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Grant, Helen. (2003) The Surface and Groundwater Resources of the Little Rakaia Zone (Lee River, Tent Burn and Jollies Brook). (Environment Canterbury)
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Keywords: allocation, aquifer, aquifer properties, Cryers creek, groundwater, groundwater abstractions, groundwater flow, groundwater recharge, groundwater resources, irrigation, irrigation recharge, Jollies Brook, Lee river, Little Rakaia Zone, rainfall, Rainfall, Rakaia, shallow aquifer, spring-fed, spring-fed streams, stock race, stream depletion effect, surface resources, surface water, Tent Burn, water balance.
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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.
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Glova, Gordon, Kelly, Dave, Sykes, Julian, Walsh, Jeremy. (2002) Central Plains Water Enhancement: an assessment of potential environmental effects of the Waianiwaniwa Reservoir site. (NIWA, prepared for URS New Zealand Ltd)
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Keywords: anoxia, Central Plains, Central Plains Water, comparison, eels, endangered, Eutrophication, fish, irrigated land, irrigation, low dissolved oxygen, mudfish, predators, rare, reservoir site, sediment, sediment load, stratification, water clarity, water quality, weed growth.
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Fenwick, Graham. (2002) Marine benthic infauna of three bays around Banks Peninsula. (NIWA, prepared for Environment Canterbury)
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Keywords: abiotic, banks Peninsula, benthic infauna, crustaceans, fauna, infauna, marine, marine ecology, organic content, sediment, sediment characteristics, shell content, taxa, water depth.
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Booker, D J, Graynoth, Eric. (2001) Instream habitat and flow regime requirements for Birdlings Brook, the Halswell river, Harts Creek, and the Lee River. #ISBN: 978-1-86937-91. (NIWA, prepared for Environment Canterbury)
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Keywords: Birdlings Brook, eels, flow variability, freshes, halswell River, Harts Creek, Instream Ecological Values, instream habitat modelling, Instream values, Lee River, minimum flow, physical habitat modelling, seasonal flow requirements, trout.
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Aitchison-Earl, Philippa, Chater, Mandy, Dicker, Michael, Ettema, Marc, sanders, Russel, Scott, D M, Weeber, John. (2001) State of the Canterbury Region Water Resource, 1 October 2001. (Environment Canterbury)
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Keywords: annual, aquifers, Climate, climate projections, El Nino, groundwater, groundwater levels, groundwater recharge, hydrograph, rainfall, rainfall levels, recharge, river flows, river flows, soil Moisture, soil moisture deficit, soil moisture levels, state of water resources, temperature, trends.
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Facer, Suzanne. (2000) Interactions between the Streams and Groundwater in the Harts Creek and Birdlings Brook Catchments. (Environment Canterbury)
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Keywords: birdlings Brook, clarity, detoriating water quality, fish numbers, groundwater, groundwater Levels, harts Creek, hydrogeology, irrigation recharge, lake Ellesmere, piezometric survey, rainfall, rainfall recharge, springs, stream clarity, stream depletion effect, streambed conductance, summer flows, surface water flow, water abstraction, water quality.
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Pattle Delamore Partners Ltd. (1996) Water Allocation in the Kowai River Water Resource. (Pattle Delamore Partners Ltd, prepared for Canterbury Regional Council)
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Keywords: abstractions effect, allocated water, available water, consents, consequences, impacts, Kowai River, low flow conditions, monitoring, Waimakariri River, water abstractions, water allocations, water levels.

Ettema, Marc, Moore, C R. (1995) Seepage in Lake Ellesmere.
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Keywords: confined aquifers, drainage to groundwater, groundwater, hydraulic gradient, inflow, lake Ellesmere, salinity, sedimentation, seepage, seepage meters, spatial distribution, water balance.
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