76 | Biological water quality monitoring in the Midlands region |
77 | Investigation into the cause of high phenols in Budleigh Brook (1998) |
78 | Environmental assessment of selected abandoned minewaters in the North East region |
79 | Policy and practice for the protection of groundwater : Thames Region appendix |
80 | Non-compliance with water quality objectives on the Croyde stream (upper catchment) |
81 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
82 | The National Centre for Environmental Data and Surveillance : business plan 1999/2000 |
83 | An ecological study of the effects of ferric dosing on the plankton and benthic invertebrates of Grafham Water between May 1990 and November 1991 |
84 | Monitoring of the Priory storm overflow on the River Tone at Taunton : June - November 1991 and water quality investigations unit January 1992 |
85 | Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997 |
86 | A study of the use of Glycol-based de-icers at RAF Lyneham and their impact on local watercourses during the winter of 1999/2000 |
87 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
88 | The Use of Catch Statistics to Monitor Fishery Change - Coarse Fish Study - Synopsis |
89 | Discharge monitoring in the Kennet catchment. Part 2 : ecological effects of fish farm discharges |
90 | Microbiological examination of coastal waters in the North West : summary of results 1998 |
91 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
92 | Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis) |
93 | A review of the industrial uses of continuous monitoring systems : metals industry processes |
94 | Investigation of tecnazene contamination in the Chyandour Brook west Cornwall during spring 1990 |
95 | Investigation into the intermittent failure of Wembury Beach to comply with EC bathing water |
96 | Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999 |
97 | Technical basis for the predicted impacts of relocating Redgrave abstraction to Borehole B |
98 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
99 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
100 | Interim guidelines on the ranges of enteric organism decay rates (T90s) under different marine conditions |