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#Title
651The ecology and management of riverine trees : interim report
652Low-cost modifications of the Crump weir to improve fish passage
653Policy and practice for the protection of groundwater - Thames region appendix
654Policy and practice for the protection of floodplains
655'Sea Vigil' water quality monitoring : the Wash 1992-1993
656Second annual review of the Seaton, Looe and Fowey catchment management plan
657The Yarrow catchment : recommendations for statutory water quality objectives
658Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
659The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
660Guidance on the use of Bioassays in Ecological Risk Assessment
661The National Rivers Authority employee attitude survey : summary
662The Use of a Hydroacoustic Counter for Assessing Salmon Stocks
663Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)
664Pesticides in the aquatic environment 1997 : executive summary
665Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment
666Mercury and methylmercury in the river Yare, Norfolk (OI/420/8/A)
667Fine sediment deposition in the River Keer : geomorphological assessment
668Snapshots of the environment : a new environmental approach
669Draft protocol for the derivation of Toxicity Based Consents
670The Loddon catchment, Thames : recommendations for statutory water quality objectives
671Assessment of the Impact of Nutrient Removal on Eutrophic Rivers
672Second Coniston OS map related to the Seismic Survey 1983
673Note 2 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983
674Note 1 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983
675Coniston OS map related to the Seismic Survey 1983