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101Quality audit of biological samples for the 1990 river quality survey
102The quality of rivers in England and Wales (1990 to 1995)
103Water resources development strategy : the Resplan Model. Supplementary report no. 7
104The River Dee catchment management plan : consultation report : June 1994
105Proposals for statutory water quality objectives : report of the National Rivers Authority
106Method for assessing the heritage value of net fisheries
107Factors affecting the recruitment of riverine coarse fish: phase 3
108Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report
109A guide to sustainable urban drainage : protecting the quality of our environment
110The NRA in business : annual review and summary accounts 1993-94
111Report on monitoring of environmental quality in the Severn Estuary
112Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham
113Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus
114Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series
115Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990
116The 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
117Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities
118Datchet, 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
119An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31)
120National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash
121Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region
122Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority
123Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority
124Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales
125Survey of physical characteristics of salmon spawning riffles in the river North Tyne