Skip to main content
#Title
4401River habitats in England and Wales : a national overview : river habitat survey report no 1
4402Effects of Canoeing on Fish Stocks and Angling
4403Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority
4404The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire;
4405A Review of Grayling Ecology, Status and Management Practice Recommendations for Future Managemetn in England and Wales
4406Guidelines on statutory returns : Freshwater Fish Directive
4407Teddington flow survey 1989
4408Assessing the impact of dewatering on water resources
4409The use and design of oil separators in surface water drainage systems
4410The utilisation of stick-pile otter holts in south east Wales
4411Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS)
4412Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met
4413River Usk barrage position statement, 4th August 1993
4414The River Ash : enhancement project
4415UK Sewage Sludge Survey
4416Substitute Liquid Fuels Used In Cement Kilns - Life Cycle Analysis
4417Cley sea defences
4418Environmental pilot audit : National Rivers Authority Anglian region central area : Brampton Huntingdon
4419Improving the Environment Agency's contribution to wetland bird populations
4420The Waterways Bird Survey
4421Groundwater-surface Water Interactions in the Hyporheic Zone
4422Time of travel on the River Lee under high and medium flow : appendix b : time of travel on the small River Lee
4423The management of the water resources of the Little Ouse groundwater unit
4424Special wastes : a technical guidance note on their definition and classification. Vol 1 : legislation framework and assessment methodology
4425Dee stock assessment programme : annual report 1989 - 1991