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376Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph
377Thames estuary benthic programme : a site by site report on the results of macroinvertebrate surveys undertaken during 1990-91
378A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997)
379Lake Benthic Macroinvertebrates 1: Improving Sampling Methodology
380Ecotoxicological Methods: Improving Assessments of Complex Effluents - Assessment of Sub-Lethal Fish Toxicity Test Methods
381Controlling the inputs of persistent chemical to marine waters from land-based sources
382National Centre for Toxic and Persistent Substances : business case
383Comparison of concentration values recorded for NMP locations with Annex 1A/OSPARCOM locations
384Endocrine Disruption in the Marine Environment
385Urban Environment Research Theme Management
386Aerial spraying with asulam to control bracken : guidance notes for Environment Agency staff
387Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development
388Manual for the use of herbicides in or near water : April 1993 : final draft report
389Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy
390Coastal baseline survey January/February 1995 : results
391Further development of airborne remote sensing techniques;
392Aquatic eutrophication (leaflet)
393What's happening in Southern region
394What's happening in the Midlands region : looking at our environment
395What's happening in the South West
396Your guide to the Environment Agency - Thames Region - South East Area
397Aquatic pesticide pollution incidents in England and Wales 1992-1994
398Comparison of extraction techniques for sediment and biota matrices
399Biodiversity - Key Resources Inventory
400Regional groundwater level monitoring network review : Stage 2 : Summary Report