51 | River in the Dourdogne region |
52 | The tidal Thames : fact file |
53 | Rivers of the New Forest |
54 | The Severn Bore in 1995 |
55 | Water in the Thetford area
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56 | A Report on the Drought on the River Darent |
57 | An investigation into the effect of Farnham STW on the River Wey |
58 | An investigation into the effects of Woking STW on the River Wey |
59 | River pack : information sheets about the NRA and the water environment |
60 | Hydrometry : the science of measuring the water cycle |
61 | An investigation into the bacteriological levels in the River Seaton |
62 | The effects of Guildford STW on the River Wey |
63 | Report on the 1995 stock assessment of the Douglas catchment |
64 | The role of the National Rivers Authority in droughts |
65 | The state of the water environment : six year trends report |
66 | Hysim model : modelling the flows of the River Deben |
67 | The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society |
68 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
69 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
70 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
71 | Investigations into the extent of saline water ingress into the River Parrett and the River Tone : February, March 1994 |
72 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
73 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
74 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |
75 | Contaminants entering the sea : data appendix : data on contaminant loads entering the seas around England and Wales for the years 1990-1993 |