| 451 | Running with the tide : reconciling development pressures with flood risk and the environment |
|---|
| 452 | Water for the future in Kent : NRA response to the issues and options report |
|---|
| 453 | Review of flood defence practices on the Somerset Levels and Moors : the appendices |
|---|
| 454 | Review of flood defence practices on the Somerset Levels and Moors : the report |
|---|
| 455 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
|---|
| 456 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
|---|
| 457 | Planning for the rising tides : the Humber estuary shoreline management plan. Summary of proposals |
|---|
| 458 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
|---|
| 459 | The influence of agriculture on the quality of natural waters in England and Wales |
|---|
| 460 | The physical character of rivers and streams in the UK and Isle of Man |
|---|
| 461 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
|---|
| 462 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
|---|
| 463 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
|---|
| 464 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
|---|
| 465 | The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation |
|---|
| 466 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
|---|
| 467 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
|---|
| 468 | A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990 |
|---|
| 469 | The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document |
|---|
| 470 | An investigation into the effects of Alton sewage works on the River Wey North |
|---|
| 471 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
|---|
| 472 | A brief history of the River Stour navigation : 1705 to the present day |
|---|
| 473 | The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish |
|---|
| 474 | Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority |
|---|
| 475 | The land-use planning system and the Water Framework Directive (can't read barcode) |
|---|
