| 26 | The biology of the sea trout. Summary of a symposium held at Plas Menai 24-26 October 1984 |
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| 27 | The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions |
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| 28 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
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| 29 | Water quality investigations in the Newlyn river catchment |
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| 30 | An assessment of water quality in the River Yarty catchment |
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| 31 | A Review of Methods for Assessing the Hydromorphology of Lakes |
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| 32 | Guide to freshwater fishing in the Northern area of Anglian Region |
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| 33 | Snapshots of the environment : managing our freshwater fisheries |
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| 34 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
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| 35 | Cryptosporidium In Farmed And Wild Animals And The Implications For Water Contamination |
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| 36 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
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| 37 | An Aerial Photograph of Ferry House and The Pearsall Building |
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| 38 | Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers |
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| 39 | London's river (information pack on the River Thames) |
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| 40 | Toxicity Reduction Evaluation Case Summary for the Pulp and Paper Industry |
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| 41 | Historic changes in the Upper River Ehen Catchment- Summary |
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| 42 | Modelling the Dispersion of Radionuclides Following Short Duration Releases to Rivers |
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| 43 | Status of rare fish : literature review of Freshwater Fish in the UK |
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| 44 | Medway Estuary fisheries survey 2000 : (incorporating the report for 1997 to 2000) |
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| 45 | 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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| 46 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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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 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
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| 49 | Evaluating the impact of groundwater abstraction on key conservation sites. Stage 1 reports for AMP3 |
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| 50 | Use Of Pattern Recognition To Identify The Source Of An Oil Spill On An Inland Water |
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