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151Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918
152Integrated appraisal of the Environment Agency's water quality policies : role of the FWR manual
153Catches of Migratory Fish in the River Don, Aberdeenshire- Consideration of the Availability of Fish
154Responses to 'Outlook for the environment' : a summary of the responses to the Environment Agency's consulation on the priorities for investment by water companies in environmental improvements as part of the Periodic Review
155Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary
156Report on the national marine analytical quality control scheme 1993/94 : presented to the 18th October 1994 meeting of the Marine Pollution Monitoring Management Group
157Measures to safeguard public water supplies : a second report to the Secretary of State for the Environment on the drought of 1995
158East Devon public water supply strategy as assessment of the hydrological impact of the Wimbleball pump storage scheme at key sites on the River Exe
159The new waterlands? Proceedings of a one day seminar organised by the Sussex Wildlife Trust as part of the RSNC Wildlife Trusts Parnership Water For Wildlife campaign
160Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers
161Assessment of Ivybridge mobile monitoring station and investigation of the water quality of the River Erme and the effect of Ivybridge Sewage Treatment works final effluent
162Outlook for the environment : a consultation paper by the Environment Agency on the priorities for investment by water companies in environmental improvements
163A field guide to the British seaweeds : as required for assistance in the classification of water bodies under the Water Framework Directive
164Implementation of the EC freshwater fish directive : water quality requirements for the support of fish life : report of the National Rivers Authority
165Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters
166An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
167A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
168A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 1 : final draft
169Investigation into the 1999 failure of the European Community bathing waters directive at Teignmouth Town Beach (2001)
170An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
171A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 2 : final draft
172NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group
173An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
174Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
175Water conservation planning in the USA : meeting organised by the Environment Agency and CIWEM, 14th June 1996, CBI