926 | A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89 |
927 | An investigation into possible causes of poor water quality at Blakewell Bridge (R30A001) on the Bradiford Water |
928 | An investigation into possible causes of poor water quality at Nymphayes Bridge (R30D009) on the Gissage Lake |
929 | An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96 |
930 | An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95] |
931 | An investigation to determine if Deep Moor Landfill Site is causing an impact downstream in the Peagham Stream |
932 | An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge |
933 | An investigation to determine if South Molton STW is the cause of elevated copper and zinc concentrations downstream in the River Mole [DEV/E/18/95] |
934 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
935 | Bideford fine screen outfall post scheme appraisal |
936 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
937 | General Quality Assessment (GQA) Devon Area 1994 |
938 | Hartland and Clovelly streams : catchment action plan |
939 | Hartland streams river water quality classification 1990 |
940 | Hartland streams river water quality classification 1991 |
941 | Impact assessment of acidic and metalliferous pollution in the Fowley Stream |
942 | North Devon coast and Lyn catchment river water quality classification 1990 |
943 | North Devon coast and Lyn catchment river water quality classification 1991 |
944 | North Devon streams : action plan, August 1997 |
945 | North Devon streams : consultation report, October 1996 |
946 | Occurrence of cryptosporidium oocysts in river water |
947 | Review of fishery regulations on the Rivers Taw and Torridge |
948 | River Lyn fisheries survey 1994 |
949 | River quality classification 1985-1990 : identification of possible causes of non-compliance with river quality objectives |
950 | River Taw : catchment action plan |