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#Title
551The precious resource : a brief guide to managing our water resources
552Quantification of the relationship between effluent quality and biological quality : final report
553Charging for discharges scheme : guidance to the agricultural industry
554Priority and other specific polluting substances and the Water Framework Directive
555'Sea Vigil' water quality monitoring : the Humber estuary 1994
556An Aerial Photograph of Ferry House and The Pearsall Building
557Review of existing practices for fluvial grass management throughout the NRA (213/1/Y)
558The interpretation of rod and net catch data
559Problems with sea trout and salmon in the Western Highlands
560Clear Options towards an operational model for the Lee Valley Reservoirs
561The Cam catchment : recommendations for statutory water quality objectives
562The River Cam catchment management plan : annual monitoring report
563Guidance for estimating the air quality impact of stationary sources - GN 24
564The National Centre for Toxic and Persistent Substances
565Acidification of freshwaters: the threat and its mitigation
566Pearl Mussel Image: First out of the blocks
567Statement on public consultation for the Dove CMP : July 1995
568The Warwickshire Avon catchment management plan : final plan : October 1994
569FWR - User guide for assessing the impact of combined sewer overflows
570The National Centre for Environmental Data and Surveillance : general leaflet
571The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
572The Use of Immuno Based Techniques for Chemical Analysis
573Snapshots of the environment : integrated river basin management
574Water from the River Dee : a working partnership
575Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991