976 | The Status of Headwater Stream Fish Populations and their Tolerance to Low-Level Habitat Degradation |
977 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
978 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
979 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
980 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
981 | Aldrin and dieldrin concentrations in the Newlyn catchment during 1991 an interim report |
982 | Scenarios for the operational implementation of remote sensing of snow by satellites : interim report (207/3/N) |
983 | Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999 |
984 | Macrophyte status of the Rivers Test and Itchen - Hampshire : summary report - October 1998 |
985 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
986 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
987 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
988 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
989 | A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997) |
990 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
991 | Policy and practice for the protection of groundwater : regional appendix South West region |
992 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
993 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
994 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
995 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
996 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
997 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
998 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
999 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
1000 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |