| 576 | Saving water : the NRA's approach to water conservation and demand management : a consultation report |
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| 577 | The Warwickshire Avon catchment management plan : consultation report summary (NRA Severn-Trent 44) |
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| 578 | An assessment of mercury contamination in the Red River catchment : final draft report |
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| 579 | The Somerset Levels and Moors : water level management and nature conservation : consultation paper |
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| 580 | Annual review of the Colne, Upper Lee, North London and Roding, Beam and Ingerbourne catchments |
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| 581 | Land use practices and pathways of pesticide residues in the Mount's Bay catchment, Cornwall |
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| 582 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
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| 583 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
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| 584 | Old Bedford incorporating the Middle Level and Ouse Washes : consultation report - May 1997 |
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| 585 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 586 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
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| 587 | Aldrin and dieldrin concentrations in the Newlyn catchment during 1991 an interim report |
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| 588 | Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999 |
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| 589 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
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| 590 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
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| 591 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
|---|
| 592 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
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| 593 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
|---|
| 594 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
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| 595 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
|---|
| 596 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
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| 597 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 598 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
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| 599 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
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| 600 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |
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