51 | The management of the water resources of the Little Ouse groundwater unit |
52 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
53 | The effects of flow reduction in the River Dee on the aquatic environment |
54 | The influx of black magnetic spherules to the lakes of the English Lake District |
55 | The drought of 1995 : a report to the Secretary of State for the Environment |
56 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
57 | Angle on the Broads : helping you get the most out of fishing on the Broads |
58 | Domesday to the dawn of the new millennium : 900 years of the Don Fishery |
59 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
60 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
61 | Back to life : bringing the environment back to the people of the North West |
62 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
63 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
64 | Fish Tanks in the Hatchery |
65 | The Ferry Boat in 1905 |
66 | The industrial fishery for sandeels |
67 | The Soar Valley improvement scheme |
68 | Annex to 'achieving the quality' |
69 | Protecting the Kenwith Valley, Bideford |
70 | Welcome to the Essex catchment |
71 | The water bill : trickle irrigation |
72 | Guardian of the water environment |
73 | Algae demonstrations in the lab |
74 | Paleolimnological Approaches to the WFD |
75 | Guide to the Medway navigation |