176 | The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads |
177 | Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993 |
178 | Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994 |
179 | Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996 |
180 | Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996 |
181 | River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team |
182 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
183 | Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document |
184 | An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96 |
185 | An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95] |
186 | A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994 |
187 | A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock |
188 | A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake |
189 | Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment |
190 | Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system |
191 | Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank |
192 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
193 | Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters |
194 | An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991) |
195 | Assessment of the feasibility of using image analysis in the oyster embryo-larval development and daphnia magna growth tests |
196 | A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 1 : final draft |
197 | NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group |
198 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
199 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
200 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |