1 | River water quality in the Midlands 1997 |
2 | River water quality in the Midlands 1998 |
3 | Clouding: the issue. An appraisal of the effects of turbidity in aquatic systems |
4 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
|
5 | River water quality in the Midlands 1994/95 : water quality summary data |
6 | Report on monitoring of environmental quality in the Severn Estuary |
7 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
8 | National marine baseline survey 1995 : littoral cell 7 : Lands End to the Severn Estuary |