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476A report on the strategic stock assessment survey of the River Esk catchment 1994 with particular reference to salmonids
477Report on the quality of bathing waters in Hampshire, Sussex, Kent and the Isle of Wight : 1992 bathing season
478Guidance notes for local planning authorities on the methods of protecting the water environment through development plans
479Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989
480The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
481The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
482Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996
483Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993
484Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD
485Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
486Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
487Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
488Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
489A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids
490Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
491Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
492Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
493Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
494An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
495An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
496Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
497A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
498An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
499An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
500An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge