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