51 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
52 | The influx of black magnetic spherules to the lakes of the English Lake District |
53 | Domesday to the dawn of the new millennium : 900 years of the Don Fishery |
54 | The drought of 1995 : a report to the Secretary of State for the Environment |
55 | Back to life : bringing the environment back to the people of the North West |
56 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
57 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
58 | Angle on the Broads : helping you get the most out of fishing on the Broads |
59 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
60 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
61 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
62 | The effects of flow reduction in the River Dee on the aquatic environment |
63 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
64 | River in the Dourdogne region |
65 | Annex to 'achieving the quality' |
66 | Paleolimnological Approaches to the WFD |
67 | Fish Tanks in the Hatchery |
68 | Algae demonstrations in the lab |
69 | The Ferry Boat in 1905 |
70 | The tidal Thames : fact file |
71 | The Dee regulation scheme (bilingual) |
72 | The River Ash : enhancement project |
73 | Guide to the Medway navigation |
74 | Welcome to the Essex catchment |
75 | Protecting the Lincolnshire Wash coast |