| 4626 | An assessment of River Fowey salmonid populations |
|---|
| 4627 | Fisheries statistics 1991 : salmonid and freshwater fisheries statistics for England and Wales |
|---|
| 4628 | River Taw catchment management plan : consultation report |
|---|
| 4629 | Computer files used in the calculation of Rutland and Grafham yields |
|---|
| 4630 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000 |
|---|
| 4631 | Water quality report 1990 |
|---|
| 4632 | River Wissey investigations : linking hydrology and ecology : executive summary |
|---|
| 4633 | NATO advanced study institute on defence from floods and floodplain management, Budapest, Hungary, April 1994 |
|---|
| 4634 | Ecological effects of discharges from watercress farms on the chalk-streams of the NRA Wessex Region |
|---|
| 4635 | The control of effluent discharges by a direct toxicity assessment (DTA) approach |
|---|
| 4636 | The Role of Bankside Habitat in River Ecology: The importance of riparian and marginal vegetation on the distribution and abundance of aquatice invertebrates |
|---|
| 4637 | Hartland Streams catchment management plan : consultation report |
|---|
| 4638 | Analysis of growth and survival of sea trout from the Welsh Dee: Interim Report, 2nd April 2000 |
|---|
| 4639 | The Restoration of Floodplain Woodlands in Lowland Britain |
|---|
| 4640 | Manual For Biological Methods - Phase 1 |
|---|
| 4641 | Equipment for monitoring alternatives to biochemical oxygen demand and suspended solids (427/1/HO) : interim report |
|---|
| 4642 | Summary of Fisheries Statistics 1993 |
|---|
| 4643 | Identified uses of tidal waters : volume 1 |
|---|
| 4644 | River Tavy catchment river water quality classification 1991 |
|---|
| 4645 | River Medway catchment management plan : final report |
|---|
| 4646 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
|---|
| 4647 | St Columb Major STW UV disinfection survey 1994 : final draft report |
|---|
| 4648 | Training guidance notes : control of pollution farm waste regulations |
|---|
| 4649 | Development and mapping of WFD ecological status classes to RAM river flow objectives |
|---|
| 4650 | Investigate the feasibility of applying quality methods and standards within the water resources function. |
|---|
