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176Results of the NRA Welsh regional marine bioaccumulation programme 1991-1995 : SE/EAU/95/9
177The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall
178The Worcestershire Stour catchment : recommendations for statutory water quality objectives
179Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report
180The quality of rivers and estuaries in Northumbria region 1990
181Estuarial migration of Atlantic salmon in the river Dee (North Wales)
182The NRA in business : annual review and summary accounts 1993-94
183Toxic blue-green algae : a report by the National Rivers Authority
184Investigation of salinity in the river Thurne catchment of North East Norfolk
185An assessment of water quality in the River Yarty catchment
186Report on monitoring of environmental quality in the Severn Estuary
187Artificial recharge to groundwater in the Otter valley
188Water quality in Anglian Region : the first five years
189Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus
190Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990
191The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority
192Tamar Lakes project 2001 : initial assessment of nutrient data to identify pollution sources, assess the effect of Tamar Lakes on the downstream water quality and to recommend future monitoring requirements
193Report for Anglian Water, plc on the use of the Orwell Estuary mathematical model to derive long term consent limits for Cliff Quay STW
194Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/02- September 1998
195Results of the oyster (Crassostrea gigas) embryo-larval biassay on samples taken during the winter phase of national maritime monitoring programme 1997 : interim report
196Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/01- May 1998
197A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area
198An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31)
199The Management of blue-green algal blooms in South-East Australia : a report on the visit to Australia by MJ Pearson and AJD Ferguson in January/February 1993
200YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2013