| 551 | River Corridor Surveys
|
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| 552 | The rehabilitation of the River Taff |
|---|
| 553 | The government's policy for a public regulatory body in a privatised water industry |
|---|
| 554 | Bideford flood plan : public information leaflet |
|---|
| 555 | River Ray, Wiltshire : fisheries survey 1989 |
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| 556 | Rehabilitation of coastal structures : progress report for period, 1st March - 14th April 1992 |
|---|
| 557 | Time of travel of pollutants study : River Taw : Q22/Q25 |
|---|
| 558 | Post mortem study of otters in England and Wales 1992-2003 |
|---|
| 559 | Objectives for rivers and canals and river water quality 1992 |
|---|
| 560 | Freshwater biological indicators of pesticide contamination |
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| 561 | Surface water quality 1990 |
|---|
| 562 | Evaluating The Benefits Of Hydrometric Networks |
|---|
| 563 | East Devon public water supply strategy : Exe freshwater model - QUASAR validation/calibration |
|---|
| 564 | Risk Assessment Methodology for Determining Nutrient Impacts in Surface Freshwater Bodies |
|---|
| 565 | Semi-Quantitative Methods for Fisheries Classification |
|---|
| 566 | Water quality report 1991 |
|---|
| 567 | The River Thame : catchment review : first draft - 16th Februrary 1996 |
|---|
| 568 | The River Meon |
|---|
| 569 | National Rivers Authority, South West Region : regional review 1989/90 |
|---|
| 570 | River Sid catchment : river water quality classification 1991 |
|---|
| 571 | The Evaluation of FDMM |
|---|
| 572 | Testing and Further Development of RIVPACS: Stage 4 |
|---|
| 573 | Riverside litter : results of the 1990 campaign and a strategy for the future |
|---|
| 574 | The River Severn (NRA Severn-Trent 65) |
|---|
| 575 | River quality schemes |
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