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501An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000
502Report on the quality of bathing waters in Hampshire, Sussex, Kent and the Isle of Wight : 1992 bathing season
503Guidance notes for local planning authorities on the methods of protecting the water environment through development plans
504Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989
505The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
506The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
507Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996
508Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993
509Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
510Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
511Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
512River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team
513Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
514Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
515Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
516Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
517An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
518An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
519Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
520Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example
521A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994
522A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
523Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare
524Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
525A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake