901 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
902 | Pesticide residues in fish taken from the Newlyn River (1992) |
903 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
904 | Doe Lea restoration study : the work of WRc |
905 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
906 | The NRA in business : annual review and summary accounts 1993-94 |
907 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
908 | Cyanobacteria (blue-green algae) in the south west region 1989 |
909 | Toxic blue-green algae : a report by the National Rivers Authority |
910 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
911 | Water quality investigations in the Newlyn river catchment |
912 | Investigations of discharges into the River Lemon at Newton Abbot |
913 | Report on monitoring of environmental quality in the Severn Estuary |
914 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
915 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
916 | Artificial recharge to groundwater in the Otter valley |
917 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
918 | State of the environment report for Thames Region : first update 2001 |
919 | Water quality in Anglian Region : the first five years |
920 | State of the environment report 2001 : West Midlands Region |
921 | Groundwater flooding in the Thames region : winter 2000/01 |
922 | The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft. |
923 | Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham |
924 | High level principles for OPRA-based schemes : guidance on the development and implementation of risk rating and regulatory resource planning systems in the Environment Agency |
925 | Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997 |