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1176Discharge consents and compliance : the NRA's approach to control of discharges to water
1177Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority
1178Aldrin and dieldrin concentrations in the Newlyn catchment during 1991 an interim report
1179Scenarios for the operational implementation of remote sensing of snow by satellites : interim report (207/3/N)
1180Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999
1181Macrophyte status of the Rivers Test and Itchen - Hampshire : summary report - October 1998
1182Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995
1183An audit of performance in the processing of macro-invertebrate samples in 1992
1184Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level
1185The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T)
1186A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997)
1187Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey
1188The available resource methodology : a framework for assessing water resources and abstraction availability : final report
1189Controlling the inputs of persistent chemical to marine waters from land-based sources
1190An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report
1191The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1
1192Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay
1193A review of the industrial uses of continuous monitoring systems : minerals industry processes
1194Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development
1195Manual for the use of herbicides in or near water : April 1993 : final draft report
1196Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy
1197Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales
1198Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd
1199Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model
1200An investigation of the Madford River pollution incident of 29 July 1989 : November 1989