| 51 | The Waterways Bird Survey |
|---|
| 52 | Fishing in the South |
|---|
| 53 | The Evaluation of FDMM |
|---|
| 54 | Enhancing the River Otter |
|---|
| 55 | The Colne Barrier 1999 |
|---|
| 56 | The Ouse washes (folder) |
|---|
| 57 | Sussex by the sea |
|---|
| 58 | Bacteriological survey : The Wash |
|---|
| 59 | Review of the findings of the prescribed flow at the Wallers Haven |
|---|
| 60 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
|---|
| 61 | The effects of flow reduction in the River Dee on the aquatic environment |
|---|
| 62 | The influx of black magnetic spherules to the lakes of the English Lake District |
|---|
| 63 | The drought of 1995 : a report to the Secretary of State for the Environment |
|---|
| 64 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
|---|
| 65 | Angle on the Broads : helping you get the most out of fishing on the Broads |
|---|
| 66 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
|---|
| 67 | Domesday to the dawn of the new millennium : 900 years of the Don Fishery |
|---|
| 68 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
|---|
| 69 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
|---|
| 70 | State of the environment 2005 : the Environment Agency's assessment of the environment in South East England |
|---|
| 71 | Back to life : bringing the environment back to the people of the North West |
|---|
| 72 | State of the environment 2003 : the Environment Agency's assessment of the environment in South East England |
|---|
| 73 | State of the Environment 2006 : the Environment Agency's assessment of the environment in South East England |
|---|
| 74 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
|---|
| 75 | Fish Tanks in the Hatchery |
|---|
