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1126Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey
1127Policy and practice for the protection of groundwater : regional appendix South West region
1128Controlling the inputs of persistent chemical to marine waters from land-based sources
1129An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report
1130The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1
1131Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay
1132Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development
1133Manual for the use of herbicides in or near water : April 1993 : final draft report
1134Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd
1135Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model
1136An investigation of the Madford River pollution incident of 29 July 1989 : November 1989
1137Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996
1138The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T)
1139The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T)
1140The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T)
1141The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T)
1142Time of travel study on the River Wandle under two different flow conditions
1143The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria
1144Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis)
1145Lower Lee fish mortalities associated with rainfall : including the event of 7/8th September 1993
1146Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria
1147River Teign corridor survey : prepared by Ecologue for the National Rivers Authority (South West Region)
1148Scope for growth and levels of contaminants in mussels from the Wash. Phase 2
1149River Stort : draft catchment management plan for flood defence and the environment : May 1991
1150Catchment management plans : protecting and enhancing the water environment in an integrated manner