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