1 | The status of the Windermere charr populations |
2 | The Tyne catchment (river factfiles) |
3 | The Tees catchment (river factfiles) |
4 | The Wear catchment (river factfiles) |
5 | Achieving the quality : annex : programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales for individual water companies |
6 | Catches of Migratory Fish in the River Don, Aberdeenshire- Consideration of the Availability of Fish |
7 | Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers |
8 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
9 | Snapshots of the environment : a new environmental approach |
10 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
11 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
12 | Effects of suspended solids on salmon (Salmo salar, L.) in the Parrett stuary, Somerset, Draft |
13 | Darwell Transfer Scheme. Final Report Part III. Water quality in the Darwell Reservoir |