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551Priority and other specific polluting substances and the Water Framework Directive
552Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
553An Aerial Photograph of Ferry House and The Pearsall Building
554Review of existing practices for fluvial grass management throughout the NRA (213/1/Y)
555The interpretation of rod and net catch data
556Research and development in the Environment Agency : a short guide
557Problems with sea trout and salmon in the Western Highlands
558Clear Options towards an operational model for the Lee Valley Reservoirs
559The Cam catchment : recommendations for statutory water quality objectives
560Guidance for estimating the air quality impact of stationary sources - GN 24
561Introductory guidance on the Agency's contribution to sustainable development (SD1)
562The National Centre for Toxic and Persistent Substances
563Algal blooms in the Lower Tees- Perspectives and prospects
564Acidification of freshwaters: the threat and its mitigation
565Pearl Mussel Image: First out of the blocks
566FWR - User guide for assessing the impact of combined sewer overflows
567The National Centre for Environmental Data and Surveillance : general leaflet
568Project management and the scheme of delegation : a summary guide : April 1995
569The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
570The Use of Immuno Based Techniques for Chemical Analysis
571Water from the River Dee : a working partnership
572Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
573River quality in England and Wales : a report of the 1990 survey
574Snapshots of the environment : understanding coastal water quality
575The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)