| 126 | Biological water quality monitoring in the Midlands region |
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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 | 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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| 130 | 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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| 131 | 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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| 132 | 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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| 133 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
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| 134 | 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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| 135 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |
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| 136 | Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region |
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| 137 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
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| 138 | Partnership in environment protection : taking steps towards a better environment in the midlands |
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| 139 | The government's policy for a public regulatory body in a privatised water industry |
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| 140 | Digital groundwater vulnerability maps : 1 : 100,000 series. Policy and practice for the protection of groundwater |
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| 141 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
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| 142 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 143 | Saving water : the NRA's approach to water conservation and demand management : a consultation report |
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| 144 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
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| 145 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
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| 146 | The environmental economy of England's northwest : a driver for economic and social progress : executive summary |
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| 147 | Improved monitoring for surface water quality : the development of a manual of best practice |
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| 148 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
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| 149 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
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| 150 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |
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