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26Fishery survey of the River Axe catchment
27Investigation into the 1999 failure of the European Community bathing waters directive at Beer beach (2001)
28The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997;
29Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame
30The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998
31The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1996;
32The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England;
33Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works
34Project record for the review and statistical analysis of the baseline coastal waters survey
35The quality of rivers, canals and estuaries in England and Wales : report of the 1990 survey
36Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4
37Swords water quality study - phase 1 : modelling the water quality of the River Thames
38Investigation into the chemicals present and entering the Stover Lake, Stover Country Park
39An investigation into the water quality of the River Waldon during wet weather
40Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon
41The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment
42Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918
43Report on the control of discharges of titanium dioxide waste to the Humber Estuary : main report
44Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary
45A report on the 1992 strategic stock assessment survey of the upper Dewent catchment and the River Marron with particular reference to salmonids
46The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994
47Identification of Blue Green Algae of the British Isles Guide to the Genera and Use of the Interactive CD-ROM for Identification of Species
48An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment
49An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 1998-March 1999
50Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph