26 | Enhancing the River Tamar |
27 | The Waterways Bird Survey |
28 | Fishing in the South |
29 | Enhancing the River Otter |
30 | The Ouse washes (folder) |
31 | Wetlands in the Midlands |
32 | The Severn Bore 1996 |
33 | Bacteriological survey : The Wash |
34 | The management of the water resources of the Lark groundwater unit |
35 | Review of the findings of the prescribed flow at the Wallers Haven |
36 | The management of the water resources of the Little Ouse groundwater unit |
37 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
38 | The water quality of the Humber Estuary 1992 : a report from The Humber Estuary Committee |
39 | The effects of flow reduction in the River Dee on the aquatic environment |
40 | The influx of black magnetic spherules to the lakes of the English Lake District |
41 | The drought of 1995 : a report to the Secretary of State for the Environment |
42 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
43 | Angle on the Broads : helping you get the most out of fishing on the Broads |
44 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
45 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
46 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
47 | Back to life : bringing the environment back to the people of the North West |
48 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
49 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
50 | Fish Tanks in the Hatchery |