| 126 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
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| 127 | Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham |
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| 128 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
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| 129 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
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| 130 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
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| 131 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
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| 132 | Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities |
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| 133 | Improved monitoring for surface water quality : the development of a manual of best practice |
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| 134 | Darwell Transfer Scheme. Final Report Part III. Water quality in the Darwell Reservoir |
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| 135 | 1966 the original team approaching Esthwaite Water to practice sampling from a boat |
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| 136 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 137 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
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| 138 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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| 139 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |
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| 140 | National marine baseline survey 1995 : littoral cell 4 : the Thames to Selsey Bill |
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| 141 | NRA programme for the monitoring of water quality Parts 1 to 3 - November 1994 |
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| 142 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 143 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
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| 144 | A review of the industrial uses of continuous monitoring systems : metals industry processes |
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| 145 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
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| 146 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
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| 147 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 148 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 149 | The environmental economy of England's northwest : a driver for economic and social progress : executive summary |
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| 150 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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