51 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |
52 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
53 | Ecological effects of discharges from watercress farms on the chalk-streams of the NRA Wessex Region |
54 | Fish and the Ecological Assessment of Lakes and Rivers for the Water Framework Directive |
55 | Investigation of the impact on water quality of the SWW Teign estuary sewerage trenching activity |
56 | Evaluation of the effectiveness of the Water Fringe Option Scheme on Environmental Quality |
57 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
58 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1996; |
59 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
60 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
61 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
62 | Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works |
63 | A review of the performance of Aldershot STW and its effect on the River Blackwater |
64 | Project record for the review and statistical analysis of the baseline coastal waters survey |
65 | The quality of rivers, canals and estuaries in England and Wales : report of the 1990 survey |
66 | The environmental impact of the foot and mouth disease outbreak: and interim assessment |
67 | Swords water quality study - phase 1 : modelling the water quality of the River Thames |
68 | Investigate the feasibility of applying quality methods and standards within the water resources function. |
69 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
70 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
71 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
72 | Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary |
73 | The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994 |
74 | Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers |
75 | Assessment of Ivybridge mobile monitoring station and investigation of the water quality of the River Erme and the effect of Ivybridge Sewage Treatment works final effluent |