51 | The Ouse Washes Folder |
52 | Drought : the dry facts |
53 | Wetlands in the Midlands |
54 | The Severn Bore 1996 |
55 | The management of the water resources of the Lark groundwater unit |
56 | The management of the water resources of the Little Ouse groundwater unit |
57 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
58 | Domesday to the dawn of the new millennium : 900 years of the Don Fishery |
59 | Back to life : bringing the environment back to the people of the North West |
60 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
61 | Angle on the Broads : helping you get the most out of fishing on the Broads |
62 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
63 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
64 | The effects of flow reduction in the River Dee on the aquatic environment |
65 | The water quality of the Humber Estuary 1992 : a report from The Humber Estuary Committee |
66 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
67 | The drought of 1995 : a report to the Secretary of State for the Environment |
68 | The influx of black magnetic spherules to the lakes of the English Lake District |
69 | Annex to 'achieving the quality' |
70 | Paleolimnological Approaches to the WFD |
71 | Fish Tanks in the Hatchery |
72 | The Calder catchment (river factfiles) |
73 | Algae demonstrations in the lab |
74 | The Ferry Boat in 1905 |
75 | The Aire catchment (river factfiles) |