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501Guidance notes for local planning authorities on the methods of protecting the water environment through development plans
502Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989
503The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
504The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
505Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996
506Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993
507Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD
508Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
509Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
510Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
511River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team
512Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
513Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
514Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
515Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
516An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
517An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
518Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
519A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
520An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
521An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
522Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example
523Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
524Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment
525Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system