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4976Lands End streams river water quality classification 1990
4977Lizard Peninsular streams and Helford River catchment river water quality classification 1990
4978Malodours and discolouration on the Wool Brook Sidmouth
4979Millendreath Stream EC Bathing Waters bacterial contamination investigation 1995
4980National Rivers Authority (Thames Region) : Bridge Mill, Wheathampstead, survey and analysis of culverts
4981South Cornwall coastal streams : catchment action plan
4982The Status of Headwater Stream Fish Populations and their Tolerance to Low-Level Habitat Degradation
4983The Trophic Diatom Index: A User's Manual;
4984Transport velocities in Lincoln division : streams I report
4985Transport velocities in Lincoln division streams : II diagrams
4986West and Mid Cornwall review
4987An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset
4988Great Brook fisheries survey
4989Schedule of main rivers (Midlands) booklet
4990A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024
4991A guide to monitoring water levels and flows at wetland sites
4992Compliance Assessment for EC surface water abstraction directive 1991
4993Distribution of PCDDS an PCDFS in surface freshwater systems draft final report R and D Project 330
4994Ecological quality of water European technical workshop : 10 and 11 May 1995, Brussels. Report of discussions, findings and recommendations
4995Economic Evaluation of Inland Fisheries Module A: Economic Evaluation of Fishing Rights
4996Economic Evaluation of Inland Fisheries Module B: Indirect Economic Values Associated with Fisheries
4997Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales
4998Effectiveness Of Cost Recovery Charging
4999Pesticides in major aquifers (Report 17)
5000Protection of the Water Environment using Balancing Facilities