| 4351 | River quality : July 1990 - June 1991 |
|---|
| 4352 | Health status of otters in southern and south west England 1996-2003 |
|---|
| 4353 | Economic appraisal of low flow alleviation : guidelines on desk top analysis : draft |
|---|
| 4354 | Yare catchment management plan : consultation report summary |
|---|
| 4355 | River Wissey investigations : linking hydrology and ecology : the basis for in-river flow management. Final Draft (OI/526/ ) |
|---|
| 4356 | NRA superannuation report and accounts for the period ended 31 March 1991 |
|---|
| 4357 | Sewage treatment works remedial strategy : internal report |
|---|
| 4358 | Water for Welsh region: a consultation document (bilingual): Dwr i ranbarth Cymru : dogfen ymgynghori |
|---|
| 4359 | Water resources development strategy : strategy overview. Supplementary report no. 9 |
|---|
| 4360 | River Gannel catchment river water quality classification 1991 |
|---|
| 4361 | Further guidance on the environmental assessment of projects |
|---|
| 4362 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
|---|
| 4363 | Valuing Water Use in Scotland and Northern Ireland for WFD Implementation Purposes |
|---|
| 4364 | Safeguarding the lower bristol avon - public consultation |
|---|
| 4365 | Contracts Department (National Rivers Authority) |
|---|
| 4366 | Determination of Metal Background Reference Concentrations: Feasibility Study |
|---|
| 4367 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
|---|
| 4368 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
|---|
| 4369 | Taw/Torridge Estuary catchment management plan : consultation report : August 1993 |
|---|
| 4370 | Waterways Breeding Bird Survey Pilot Study 1998: Adaptation of BBS Census Methods to Rivers and Canals |
|---|
| 4371 | The Lowermoor environment report |
|---|
| 4372 | Where to fish on the River Wye and its tributaries : a guide to day ticket facilities |
|---|
| 4373 | River Irwell catchment management plan : water quality supplement |
|---|
| 4374 | Switch mechanisms between alternative stable states in freshwater communities (01/574/1/A) |
|---|
| 4375 | River habitats in England and Wales : a national overview : river habitat survey report no 1 |
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