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526The use of air cooled blastfurnace slag as an unbound aggregate in the construction industry : BACMI/Environment Agency joint guidelines
527Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2010-2011
528An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 1998-March 1999
529An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2001
530A report on the 1993 strategic stock assessment survey of the Eamont catchment with particular reference to salmonid fish
531Brown trout habitat assessment on the River Bela catchment (as recommended by the strategic fisheries stock Assessment Task Group 1995)
532Appendix to the biodiversity strategy and action plan for the Environment Agency (Thames Region) : costed action plan 2000-2003
533An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 2000 - March 2001
534Investigation into the 1999 failure of the European Community bathing waters directive at Teignmouth Town Beach (2001)
535An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment
536A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 2 : final draft
537The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire
538A desk study of the available information on wintering waterfowl feeding in the Wash, Lincolnshire and Norfolk
539A Study of the Composition of Collected Household Waste in the United Kingdom - with particular reference to packaging waste
540Tributyltin in the aquatic environment : final report to the National Rivers Authority September 1990 to September 1992
541A report on the strategic stock assessment survey of the River Esk catchment 1994 with particular reference to salmonids
542An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000
543Report on the quality of bathing waters in Hampshire, Sussex, Kent and the Isle of Wight : 1992 bathing season
544Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989
545The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
546The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
547Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993
548Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD
549Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
550Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region