| 251 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
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| 252 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
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| 253 | Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria |
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| 254 | Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 2 : appendices |
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| 255 | Where to fish on the River Wye and its tributaries : a guide to day ticket facilities |
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| 256 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
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| 257 | The Warwickshire Avon catchment management plan : consultation report summary (NRA Severn-Trent 44) |
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| 258 | Aldrin and dieldrin concentrations in the Newlyn catchment during 1991 an interim report |
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| 259 | Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) : executive summary (OI/420/9/A) |
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| 260 | Investigation into the intermittent failure of Wembury Beach to comply with EC bathing water |
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| 261 | Visits to Cley-next-to-the-sea and Salthouse sea defences, King's Lynn sewage treatment works |
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| 262 | An investigation of ecological change in the rivers Kennet and Lambourn. April 2001 - March 2002 |
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| 263 | Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd |
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| 264 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
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| 265 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
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| 266 | Devon area internal report - further investigations into pipe discharges in the Lower Teign estuary |
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| 267 | Policy and practice for the protection of groundwater : North West region : 2nd edition, 1995 |
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| 268 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report summary : November 1994 |
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| 269 | Old Bedford incorporating the Middle Level and Ouse Washes : action plan - April 1998 |
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| 270 | Extending Rutland yield analysis to 1933 : supporting documentation for the regional water resources strategy |
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| 271 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
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| 272 | Striking the right balance : Somerset Levels and Moors water level management strategy review |
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| 273 | Partnership in environment protection : taking steps towards a better environment in the midlands |
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| 274 | Investigation of tecnazene contamination in the Chyandour Brook west Cornwall during spring 1990 |
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| 275 | Discharge monitoring in the Kennet catchment. Part 1 : ecological effects of sewage and trade effluents |
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