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176The Warwickshire Avon catchment management plan : consultation report summary (NRA Severn-Trent 44)
177River Avon, Bath : aesthetic study of riverbanks through the urban area of Bath : final report
178Discharge consents and compliance : the NRA's approach to control of discharges to water
179Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority
180Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999
181Controlling the inputs of persistent chemical to marine waters from land-based sources
182An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report
183A review of the industrial uses of continuous monitoring systems : minerals industry processes
184Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development
185Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales
186Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales
187Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority
188Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales
189Analysis of natural and polluted river communities in Great Britain- Progress report for the period April 1984- March 1988
190The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : study of natural wetlands
191Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution
192The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report
193EU Habitats and Birds Directives. Guidance for the review of Environment Agency permissions: determining relevant permissions and "significant effect"
194The Warwickshire Avon catchment management plan : first annual review : October 1994 - October 1995 (NRA Severn -Trent 45)
195Analysis of natural and polluted river communities in Great Britain- Progress report for the period January-December 1987
196Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 1 : report and executive summary
197Groundwater vulnerability of England and Wales : policy and practice for the protection of groundwater : Scale : 1 : 1 000 000
198Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report [external version]
199Foot and Mouth Disease Epidemic. Disposal of culled stock by burial : guidance and reference data for the protection of controlled waters
200A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec