| 26 | Implementation of the EC freshwater fish directive : water quality requirements for the support of fish life : report of the National Rivers Authority |
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| 27 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2010-2011 |
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| 28 | Cover of A Key to the Adults and Nymphs of the British Stoneflies (Plecoptera), with Notes on their Ecology and Distribution |
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| 29 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2010-2011 |
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| 30 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2013-2014 |
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| 31 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2011-2012 |
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| 32 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2013-2014 |
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| 33 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2011-2012 |
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| 34 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2012-2013 |
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| 35 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2012-2013 |
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| 36 | Water conservation planning in the USA : meeting organised by the Environment Agency and CIWEM, 14th June 1996, CBI |
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| 37 | River Habitat Quality the physical character of rivers and streams in the UK and Isle of Man |
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| 38 | The use of air cooled blastfurnace slag as an unbound aggregate in the construction industry : BACMI/Environment Agency joint guidelines |
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| 39 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
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| 40 | The regulation of salmon angling in Great Britain
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| 41 | Sustaining our resources : the way forward : water resources strategy |
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| 42 | The influence of variations in reedswamp structure and extent upon macroinvertebrates |
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| 43 | Problems with sea trout and salmon in the Western Highlands |
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| 44 | A map illustrating the locations of litter collection and litter bag installation |
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| 45 | An Aerial Photograph of Ferry House and The Pearsall Building |
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| 46 | The interpretation of rod and net catch data |
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| 47 | Dead zones, live markers: the biological environments of larger U.K. Rivers
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| 48 | Status of rare fish : literature review of Freshwater Fish in the UK |
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| 49 | Assessment of the distribution of Bembidion testaceum and reasons for its decline |
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| 50 | Ecotoxicology : a report of the NRA R and D Ecotoxicology Group |
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