Skip to main content
#Title
651The greening of Grasmere: its plankton periodicity in 1988
652A strategic review of the petroleum refinery Industry Sector
653Guidelines for river corridor surveys in the NRA : February 1992. draft 3
654Second annual review of the Sid/Otter catchment management plan 1999
655Contribution of small streams to potential fish production in the Conwy catchment
656NRA strategy for reducing the concentration of pesticides in controlled waters
657The ecology and management of riverine trees : interim report
658Low-cost modifications of the Crump weir to improve fish passage
659Policy and practice for the protection of floodplains
660Second annual review of the Seaton, Looe and Fowey catchment management plan
661The Yarrow catchment : recommendations for statutory water quality objectives
662Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
663The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
664Guidance on the use of Bioassays in Ecological Risk Assessment
665The National Rivers Authority employee attitude survey : summary
666The Use of a Hydroacoustic Counter for Assessing Salmon Stocks
667Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)
668Pesticides in the aquatic environment 1997 : executive summary
669Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment
670Mercury and methylmercury in the river Yare, Norfolk (OI/420/8/A)
671The Louth coastal catchment management plan : final report
672Fine sediment deposition in the River Keer : geomorphological assessment
673Draft protocol for the derivation of Toxicity Based Consents
674The Loddon catchment, Thames : recommendations for statutory water quality objectives
675Assessment of the Impact of Nutrient Removal on Eutrophic Rivers