76 | Fishery survey of the River Axe catchment |
77 | The River Thame : catchment review : march 1996 |
78 | Canoeist guide to the River Severn |
79 | The Nidd and Wharfe catchment (river factfiles) |
80 | Fishery survey of the Horner Water catchment |
81 | River water quality in the Midlands 1998 |
82 | Phosphate in the cut-off channel |
83 | Investigation into the 1999 failure of the European Community bathing waters directive at Beer beach (2001) |
84 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
85 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
86 | Bacterial quality of the bathing waters at Seaton, Cornwall, and of the River Seaton |
87 | The water protection zone (River Dee catchment) designation order : supplementary paper in support of the application |
88 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
89 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
90 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
91 | The Ribble fisheries management plan : a consultation document produced by the National Rivers Authority |
92 | Rising groundwater levels in the chalk - basal sands aquifer of the central london basins |
93 | Conservation and recreation: the Wye challenge: volume 1: report of the River Wye project |
94 | Investigation of the impact on water quality of the SWW Teign estuary sewerage trenching activity |
95 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London basin |
96 | Salmon and sea trout fishing in the estuary of the River Tavy : a review |
97 | Protecting your future : tackling flooding in the Thames Estuary through the 21st century |
98 | Investigation into inputs in the Erme estuary and their effects on the bathing waters at Mothecombe |
99 | An investigation into the effects of Alton sewage works on the River Wey North |
100 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London basin : April 2000 |