| 4301 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
|---|
| 4302 | Taw/Torridge Estuary catchment management plan : consultation report : August 1993 |
|---|
| 4303 | Waterways Breeding Bird Survey Pilot Study 1998: Adaptation of BBS Census Methods to Rivers and Canals |
|---|
| 4304 | The Lowermoor environment report |
|---|
| 4305 | Where to fish on the River Wye and its tributaries : a guide to day ticket facilities |
|---|
| 4306 | River Irwell catchment management plan : water quality supplement |
|---|
| 4307 | Switch mechanisms between alternative stable states in freshwater communities (01/574/1/A) |
|---|
| 4308 | River habitats in England and Wales : a national overview : river habitat survey report no 1 |
|---|
| 4309 | Effects of Canoeing on Fish Stocks and Angling |
|---|
| 4310 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
|---|
| 4311 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |
|---|
| 4312 | A Review of Grayling Ecology, Status and Management Practice Recommendations for Future Managemetn in England and Wales |
|---|
| 4313 | Guidelines on statutory returns : Freshwater Fish Directive |
|---|
| 4314 | Teddington flow survey 1989 |
|---|
| 4315 | Assessing the impact of dewatering on water resources |
|---|
| 4316 | The use and design of oil separators in surface water drainage systems |
|---|
| 4317 | The utilisation of stick-pile otter holts in south east Wales |
|---|
| 4318 | Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS) |
|---|
| 4319 | Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met |
|---|
| 4320 | River Usk barrage position statement, 4th August 1993 |
|---|
| 4321 | The River Ash : enhancement project |
|---|
| 4322 | UK Sewage Sludge Survey |
|---|
| 4323 | Substitute Liquid Fuels Used In Cement Kilns - Life Cycle Analysis |
|---|
| 4324 | Cley sea defences |
|---|
| 4325 | Environmental pilot audit : National Rivers Authority Anglian region central area : Brampton Huntingdon |
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