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376The physical character of rivers and streams in the UK and Isle of Man
377Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme
378The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990
379Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report
380The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation
381A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study
382A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989
383A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990
384The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document
385An investigation into the effects of Alton sewage works on the River Wey North
386A brief history of the River Stour navigation : 1705 to the present day
387The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish
388Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority
389Protecting your future : tackling flooding in the Thames Estuary through the 21st century
390The land-use planning system and the Water Framework Directive (can't read barcode)
391Responses to 'Outlook for the environment' : a summary of the responses to the Environment Agency's consulation on the priorities for investment by water companies in environmental improvements as part of the Periodic Review
392Report on the national marine analytical quality control scheme 1993/94 : presented to the 18th October 1994 meeting of the Marine Pollution Monitoring Management Group
393Outlook for the environment : a consultation paper by the Environment Agency on the priorities for investment by water companies in environmental improvements
394Implementation of the EC freshwater fish directive : water quality requirements for the support of fish life : report of the National Rivers Authority
395East Devon public water supply strategy as assessment of the hydrological impact of the Wimbleball pump storage scheme at key sites on the River Exe
396Response to questions posed by Northumbrian Water Authority, with special reference to the fisheries implications of the operation of the Kielder Water Scheme
397A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972.
398The effects of ammonia in discharges from Hogsmill STW on the water quality of the River Thames at Teddington : Summer 1990 an update
3991995 drought report : a report on the severity of the drought of 1995 and its effect in the Severn and Trent catchments
400Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS)