| 26 | Status of rare fish : literature review of Freshwater Fish in the UK |
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| 27 | Snapshots of the environment : managing our freshwater fisheries |
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| 28 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
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| 29 | Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers |
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| 30 | London's river (information pack on the River Thames) |
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| 31 | Historic changes in the Upper River Ehen Catchment- Summary |
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| 32 | Modelling the Dispersion of Radionuclides Following Short Duration Releases to Rivers |
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| 33 | Toxicity Reduction Evaluation Case Summary for the Pulp and Paper Industry |
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| 34 | Guide to freshwater fishing in the Northern area of Anglian Region |
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| 35 | Cryptosporidium In Farmed And Wild Animals And The Implications For Water Contamination |
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| 36 | An Investigation of Ecological Change in the Rivers Kennet and Lambourn |
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| 37 | A Review of Methods for Assessing the Hydromorphology of Lakes |
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| 38 | Water quality investigations in the Newlyn river catchment |
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| 39 | An assessment of water quality in the River Yarty catchment |
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| 40 | Monitoring of the Priory storm overflow on the River Tone at Taunton : June - November 1991 and water quality investigations unit January 1992 |
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| 41 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
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| 42 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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| 43 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
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| 44 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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| 45 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
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| 46 | Evaluating the impact of groundwater abstraction on key conservation sites. Stage 1 reports for AMP3 |
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| 47 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 48 | 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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| 49 | An investigation into the presence of high levels of cadmium in sea-water samples from Mounts Bay, Cornwall |
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| 50 | Further monitoring of the impact of Crown Dale waste water treatment works final effluent on water quality |
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