| 401 | A strategy for implementing the Environment Agency's contribution to the UK Biodiversity Action Plan |
|---|
| 402 | SERPLAN development scenarios : the potential impact upon water resources in the SERPLAN region |
|---|
| 403 | Towards the sustainable use of material resources : an evaluation using the natural step framework |
|---|
| 404 | Water resources for the future : a summary of the strategy for Wales (bilingual) |
|---|
| 405 | Water resources for the future : a summary of the strategy for North West Region |
|---|
| 406 | Water resources for the future : a summary of the strategy for South West region |
|---|
| 407 | Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report |
|---|
| 408 | Review of flood defence practices on the Somerset Levels and Moors : the appendices |
|---|
| 409 | Review of flood defence practices on the Somerset Levels and Moors : the report |
|---|
| 410 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
|---|
| 411 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
|---|
| 412 | Planning for the rising tides : the Humber estuary shoreline management plan. Summary of proposals |
|---|
| 413 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
|---|
| 414 | The influence of agriculture on the quality of natural waters in England and Wales |
|---|
| 415 | The physical character of rivers and streams in the UK and Isle of Man |
|---|
| 416 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
|---|
| 417 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
|---|
| 418 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
|---|
| 419 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
|---|
| 420 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
|---|
| 421 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
|---|
| 422 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
|---|
| 423 | A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990 |
|---|
| 424 | The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document |
|---|
| 425 | An investigation into the effects of Alton sewage works on the River Wey North |
|---|
