| 5426 | Ecotoxicology : a report of the NRA R and D Ecotoxicology Group |
|---|
| 5427 | Ecotoxicology : new approaches |
|---|
| 5428 | Investigating Links Between Bacterial Exotoxins and Unexplained Fish Kills: Phase 3 |
|---|
| 5429 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
|---|
| 5430 | Analysis of methyl tertiary-butyl ether (MTBE) and other petroleum oxygenates in water |
|---|
| 5431 | Hydrometric asset condition survey action plan 1998 - 2001 : annex 1 |
|---|
| 5432 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
|---|
| 5433 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
|---|
| 5434 | Compact airborne spectrographic imager : CASI |
|---|
| 5435 | Aircraft utilisation study |
|---|
| 5436 | Coastal baseline survey January/February 1995 : results |
|---|
| 5437 | Gulliver |
|---|
| 5438 | National marine baseline survey 1995 : littoral cell 10 : Bardsey Sound to Great Orme |
|---|
| 5439 | Validation of statutory sampling sites using aerial surveillance : case study 4 |
|---|
| 5440 | Airborne remote sensing of coastal waters (RanD 328/2/Wx) : draft final report |
|---|
| 5441 | A brief guide to the medway |
|---|
| 5442 | A brief guide to the thames |
|---|
| 5443 | Aquatic eutrophication (leaflet) |
|---|
| 5444 | Bathing water quality : fact sheet (bilingual) : Ansawdd dwr ymdrochi : taflen ffeithiau |
|---|
| 5445 | General awareness, environment management and the Water Framework Directive (WFD) |
|---|
| 5446 | Guardians of the water environment (NRA Thames Region) |
|---|
| 5447 | Quarterly review : Southern region 1993/94 |
|---|
| 5448 | River Sow improvements in Stafford : your questions answered |
|---|
| 5449 | River Thames : tips for visiting boaters |
|---|
| 5450 | Rivers of the New Forest |
|---|
