| 626 | Contracts Department (National Rivers Authority) |
|---|
| 627 | Waterways Breeding Bird Survey Pilot Study 1998: Adaptation of BBS Census Methods to Rivers and Canals |
|---|
| 628 | The Lowermoor environment report |
|---|
| 629 | River Irwell catchment management plan : water quality supplement |
|---|
| 630 | River habitats in England and Wales : a national overview : river habitat survey report no 1 |
|---|
| 631 | The utilisation of stick-pile otter holts in south east Wales |
|---|
| 632 | The River Ash : enhancement project |
|---|
| 633 | Time of travel on the River Lee under high and medium flow : appendix b : time of travel on the small River Lee |
|---|
| 634 | The management of the water resources of the Little Ouse groundwater unit |
|---|
| 635 | River Yealm catchment river water quality classification 1991 |
|---|
| 636 | Endocrine disruption horizon scanning: priority and new endocrine disrupting chemicals |
|---|
| 637 | Programme Area reviews of research and development : report on a review of R and D in Flood Defence Operational Management (Note 355) |
|---|
| 638 | River catchment planning guidelines report : February 1990 |
|---|
| 639 | Development of Environmental Standards (Water Resources) Stage 3: Environmental Standards |
|---|
| 640 | Regional water quality monitoring and surveillance programme for 1992 : quality assessment of river waters |
|---|
| 641 | River water quality in the Midlands 1994/95 : water quality summary data |
|---|
| 642 | The Ecology and Conservation of the Southern Damselfly (Coenagrion mercuriale - Charpentier) in Britain |
|---|
| 643 | River Glen : river channel assessment : annex B : an analysis of invertebrate records for the River Glen 1976-1991 |
|---|
| 644 | National Rivers Authority 1994/95 corporate plan : Southern Region's submission : our forward look for 1994/95 - 1996/97 |
|---|
| 645 | River Exe catchment management plan : consultation report |
|---|
| 646 | 1994 annual report on fisheries in the North West incorporating the annual summary of fishery statistics |
|---|
| 647 | River Fish Habitat Inventory Phase 3 phase III: multi-species models |
|---|
| 648 | The River Tywi catchment management plan : action plan (bilingual) |
|---|
| 649 | Efficiency review report : planning liaison (planning application procedures) |
|---|
| 650 | Guardians of the water environment : NRA Welsh Region (bilingual) : Diogelwyr amgyllchedd dwr : rhanbarth Cymru |
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