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451An audit of performance in the processing of macro-invertebrate samples in 1992
452Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level
453Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey
454The available resource methodology : a framework for assessing water resources and abstraction availability : final report
455Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996
456The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria
457Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000
458Catchment management plans : protecting and enhancing the water environment in an integrated manner
459Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd
460YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2012
461YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2011
462YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2013
463YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2012
464YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2013
465YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk A in 2011
466Notice to water only companies of programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales : periodic review of water company price limits 2000-2005
467A review of the hydrogeological information for the Thompson and Merton areas, Norfolk : including predictions of the impact of nearby chalk water abstractions on water levels at Thompson Water, Carr and Common SSSI and candidate SAC
468Report on two electrofishing surveys carried out between July 10-25 1978 and July 9-12 1979 on the proposed Kielder Water
469Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2013
470An investigation into the presence of high levels of cadmium in sea-water samples from Mounts Bay, Cornwall
471Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings
472Local Environment Agency plan for the West Midlands Tame, 2nd annual review, July 2001 : local environment focus
473Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk E in 2014
474Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk E in 2012
475NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment