| 26 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2001 |
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| 27 | An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 2000 - March 2001 |
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| 28 | The Use Of DNA Fingerprinting To Study The Population Dynamics Of Otters (Lutra Lutra) In Southern Britiain - A Feasibility Study |
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| 29 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000 |
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| 30 | A report on the 1993 strategic stock assessment survey of the Eamont catchment with particular reference to salmonid fish |
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| 31 | The biology of the sea trout. Summary of a symposium held at Plas Menai 24-26 October 1984 |
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| 32 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
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| 33 | Cryptosporidium In Farmed And Wild Animals And The Implications For Water Contamination |
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| 34 | Guide to freshwater fishing in the Northern area of Anglian Region |
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| 35 | London's river (information pack on the River Thames) |
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| 36 | An assessment of water quality in the River Yarty catchment |
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| 37 | Toxicity Reduction Evaluation Case Summary for the Pulp and Paper Industry |
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| 38 | Modelling the Dispersion of Radionuclides Following Short Duration Releases to Rivers |
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| 39 | Water quality investigations in the Newlyn river catchment |
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| 40 | Historic changes in the Upper River Ehen Catchment- Summary |
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| 41 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
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| 42 | Status of rare fish : literature review of Freshwater Fish in the UK |
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| 43 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
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| 44 | Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers |
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| 45 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
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| 46 | An Aerial Photograph of Ferry House and The Pearsall Building |
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| 47 | Snapshots of the environment : managing our freshwater fisheries |
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| 48 | Medway Estuary fisheries survey 2000 : (incorporating the report for 1997 to 2000) |
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| 49 | 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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| 50 | 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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