| 26 | A report on the strategic stock assessment survey of the River Esk catchment 1994 with particular reference to salmonids |
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| 27 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000 |
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| 28 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
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| 29 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
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| 30 | Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph |
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| 31 | The development and verification of methodologies for defining groundwater nitrate vulnerable zones |
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| 32 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
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| 33 | The National Rivers Authority employee attitude survey : summary |
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| 34 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
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| 35 | Second Coniston OS map related to the Seismic Survey 1983 |
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| 36 | Note 2 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 37 | Note 1 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 38 | Coniston OS map related to the Seismic Survey 1983 |
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| 39 | Bacteriological monitoring of freshwater rivers in the Thames Region 1995 |
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| 40 | Note 3 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 41 | Fish populations of the upper River Wey and tributaries |
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| 42 | The River Colne Estuary subtidal biological survey 1992 |
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| 43 | Audit report on the 1995 GQA biological survey |
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| 44 | Fishery survey of the Bridgwater and Taunton Canal |
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| 45 | Technical review of the post-closure safety case for the Drigg low-level radioactive waste disposal site : PCSC development programme review plan and instructions for reviewers : guidance note 1, December 1997 |
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| 46 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
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| 47 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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| 48 | Space to live, space to play : a recreation strategy for the River Thames : appendices |
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| 49 | The investigation of phytoplankton dynamics in coastal waters using aerial surveillance case study 3 |
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| 50 | Biological report of the 1992 coastal and estuarine survey from Crosby to Glasson |
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