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501An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment
502Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met
503The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire
504A desk study of the available information on wintering waterfowl feeding in the Wash, Lincolnshire and Norfolk
505A Study of the Composition of Collected Household Waste in the United Kingdom - with particular reference to packaging waste
506Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1995
507Tributyltin in the aquatic environment : final report to the National Rivers Authority September 1990 to September 1992
508A report on the strategic stock assessment survey of the River Esk catchment 1994 with particular reference to salmonids
509An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000
510Guidance notes for local planning authorities on the methods of protecting the water environment through development plans
511Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989
512The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
513The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
514Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996
515Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993
516Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD
517Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
518Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
519Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
520Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
521A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids
522Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
523Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
524Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
525Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development