376 | National marine baseline survey 1995 : littoral cell 3 : the Wash to the Thames |
377 | Rising groundwater levels in the chalk - basal sands aquifer of the central london basins |
378 | Ponds in Partnership Phase 1 Final Report: Establishing the Framework for the National Pond Monitoring Network |
379 | Investigation of the Relationship between the LIFE Index and RIVPACS: Putting LIFE into RIVPACS |
380 | Conservation and recreation: the Wye challenge: volume 1: report of the River Wye project |
381 | A strategy for implementing the Environment Agency's contribution to the UK Biodiversity Action Plan |
382 | Towards the sustainable use of material resources : an evaluation using the natural step framework |
383 | Water resources for the future : a summary of the strategy for Wales (bilingual) |
384 | Water resources for the future : a summary of the strategy for North West Region |
385 | Water resources for the future : a summary of the strategy for South West region |
386 | Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report |
387 | Running with the tide : reconciling development pressures with flood risk and the environment |
388 | Water for the future in Kent : NRA response to the issues and options report |
389 | Review of flood defence practices on the Somerset Levels and Moors : the appendices |
390 | Review of flood defence practices on the Somerset Levels and Moors : the report |
391 | Estuarine fish survey 1989 : inferences on the pollution status of the Thames estuary |
392 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
393 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
394 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
395 | The influence of agriculture on the quality of natural waters in England and Wales |
396 | The physical character of rivers and streams in the UK and Isle of Man |
397 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
398 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
399 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
400 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |