51 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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52 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
53 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
54 | Use Of Pattern Recognition To Identify The Source Of An Oil Spill On An Inland Water |
55 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
56 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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57 | An investigation of ecological change in the rivers Kennet and Lambourn. April 2001 - March 2002 |
58 | Report on two electrofishing surveys carried out between July 10-25 1978 and July 9-12 1979 on the proposed Kielder Water
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59 | Analysis of growth and survival of sea trout from the Welsh Dee: Interim Report, 2nd April 2000 |
60 | Developing Quality Assurance for Fish Counter Data - Phase 1: An Assessment of the Salmonid Fish Counter Network in England and Wales |
61 | Further monitoring of the impact of Crown Dale waste water treatment works final effluent on water quality |
62 | An Assessment of the Feasibility of Using DGT Procedures to Measure Trace Metals and Radionuclides in Rivers |