51 | The Identification of Oestrogenic Effects in Wild Fish - Phase II |
52 | Investigations of discharges into the River Lemon at Newton Abbot |
53 | An investigation into the sewage system and storm overflow at Beer (1997) |
54 | Macroinvertebrates in the Kennet catchment : Part 1 - water quality monitoring |
55 | Quality audit of biological samples for the 1990 river quality survey |
56 | The quality of rivers in England and Wales (1990 to 1995) |
57 | Water quality in Anglian Region : the first five years |
58 | A Review of Methods for Assessing the Hydromorphology of Lakes |
59 | Guidance for estimating the air quality impact of stationary sources - GN 24 |
60 | The Mersey Estuary 1992 surveys : summary of results |
61 | Assessment of the Impact of Nutrient Removal on Eutrophic Rivers |
62 | A report on the River Chew at Chewton Mendip, 6th August 1992 |
63 | A review of the optimum accuracy of flow and rainfall forecasting |
64 | Report on monitoring of environmental quality in the Severn Estuary |
65 | River quality in England and Wales : a report of the 1990 survey |
66 | An investigation into the bathing water quality at Porthallow |
67 | The Ribble Estuary 1992 surveys : summary of results |
68 | Quality audit of biological samples for the 1991 river quality survey |
69 | Charging for discharges scheme : guidance to the agricultural industry |
70 | Stream survey and assessment in the Ashford and Folkestone areas |
71 | Wash zone report. Part 1 : the Wash NRA monitoring review |
72 | The fuel additive MTBE - a groundwater protection issue? |
73 | An investigation of the water quality in three Plymouth catchment streams |
74 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
75 | The 1990 river and estuary classification survey of England and Wales |