1401 | River Deben alleviation of low flows scheme : an environmental appraisal. Appendices |
1402 | An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989 |
1403 | Assessment of the distribution of Bembidion testaceum and reasons for its decline |
1404 | Heavy metals, polychlorinated biphenyl and organochlorine pesticide residues in European eels anguilla anguilla L. from Sussex rivers - appendices : draft : part II |
1405 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
1406 | Recreational waterway byelaws in the Anglian region |
1407 | Continuous water quality monitoring results for the Carnon river |
1408 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
1409 | Red River (R23A003) EC Dangerous Substance Directive failure 1994 : May 1996. COR/96/004 |
1410 | Attenuation of nitrate in the sub-surface environment |
1411 | An investigation into high concentrations of atrazine in surface waters and the increase in maize production in the Otter valley |
1412 | Environmental impact of hypolimnial releases from Llyn Brianne |
1413 | Review of Sea Trout Fecundity
|
1414 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
1415 | Ecotoxicology : a report of the NRA R and D Ecotoxicology Group |
1416 | Investigating Links Between Bacterial Exotoxins and Unexplained Fish Kills: Phase 3 |
1417 | Hydrometric asset condition survey action plan 1998 - 2001 : annex 1 |
1418 | Aircraft utilisation study |
1419 | Further development of airborne remote sensing techniques; |
1420 | A brief guide to the medway |
1421 | A brief guide to the thames |
1422 | Guardians of the water environment (NRA Thames Region) |
1423 | Quarterly review : Southern region 1993/94 |
1424 | River Tees : fact file |
1425 | Rivers of the New Forest |