51 | An investigation into the sewage system and storm overflow at Beer (1997) |
52 | Applications Of Artificial Intelligence For The Biological Surveillance Of River Quality |
53 | The Mersey Estuary 1992 surveys : summary of results |
54 | The Identification of Oestrogenic Effects in Wild Fish - Phase II |
55 | Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment |
56 | Assessment of the Impact of Nutrient Removal on Eutrophic Rivers |
57 | The National Centre for Toxic and Persistent Substances |
58 | Alternative Methods For The Biological Classification Of Rivers |
59 | Water quality in Anglian Region : the first five years |
60 | Investigation into the cause of high phenols in Budleigh Brook (1998) |
61 | Quality audit of biological samples for the 1990 river quality survey |
62 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
63 | A Review of Methods for Assessing the Hydromorphology of Lakes |
64 | Biological water quality monitoring in the Midlands region |
65 | An investigation of the water quality in three Plymouth catchment streams |
66 | An investigation into the bathing water quality at Porthallow |
67 | The 1990 river and estuary classification survey of England and Wales |
68 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
69 | Non-compliance with water quality objectives on the Croyde stream (upper catchment) |
70 | The Ribble Estuary 1992 surveys : summary of results |
71 | Cyanobacteria (blue-green algae) in the south west region 1989 |
72 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
73 | Macroinvertebrates in the Kennet catchment : Part 1 - water quality monitoring |
74 | Quality audit of biological samples for the 1991 river quality survey |
75 | The quality of rivers in England and Wales (1990 to 1995) |