751 | The 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 |
752 | Tamar 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 |
753 | A study of the use of Glycol-based de-icers at RAF Lyneham and their impact on local watercourses during the winter of 1999/2000 |
754 | Time of travel on the River Lee under high and medium flow : appendix b : time of travel on the small River Lee |
755 | Investigation of the effects of sewage treatment works discharges on receiving waters in the Lowermoor Water Treatment Works supply area November 1989 |
756 | Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities |
757 | The mobilization and release of mercury, copper, iron, manganese and selenium from contaminated sediment as a result of dredging : laboratory simulation studies : interim report to the National Rivers Authority Anglian Region |
758 | Report for Anglian Water, plc on the use of the Orwell Estuary mathematical model to derive long term consent limits for Cliff Quay STW |
759 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/02- September 1998 |
760 | Results of the oyster (Crassostrea gigas) embryo-larval biassay on samples taken during the winter phase of national maritime monitoring programme 1997 : interim report |
761 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/01- May 1998 |
762 | Decision document on the review of authorisations for British Nuclear Fuels plc to dispose of radioactive wastes from the Springfield nuclear site : main document |
763 | An investigation to determine if South Molton STW is the cause of elevated copper and zinc concentrations downstream in the River Mole [DEV/E/18/95] |
764 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
765 | A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area |
766 | River Glen : river channel assessment : annex A a report of the nature, availability and extent of data and information relating to the River Glen and its catchment |
767 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
768 | Report for Anglian Water, NRA Unit on the inclusion of storm water overflows into the Orwell Estuary model, and its use to predict limits for SWO discharges |
769 | The 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 |
770 | A review of factors affecting the abundance and catch of spring salmon fom the River Wye and elsewhere, and proposals for stock maintenance and enhancement |
771 | Recorded rainfall data in the Wensum Catchment between 2010 and 2015 (hourly resolution) |
772 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2013 |
773 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2014 |
774 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2014 |
775 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2014 |