951 | Narrowboats on the Thames : useful hints and tips |
952 | Locks and weirs on the river Thames : how do they work? |
953 | Second annual review of the Lower Bristol Avon catchment management plan |
954 | Second annual review of the Upper Bristol Avon catchment management plan |
955 | The River Avon and its tributaries near Malmesbury : river management studies |
956 | Eel and elver studies in the Severn : interim report (256/6/ST) |
957 | Fishery survey of the Bridgwater and Taunton Canal |
958 | The quality of rivers and estuaries in Northumbria region 1990 |
959 | A guide to sustainable urban drainage : protecting the quality of our environment |
960 | Air dispersion climate from the Castle Cement works at Ribblesdale |
961 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
962 | Pesticide residues in fish taken from the Newlyn River (1992) |
963 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
964 | Doe Lea restoration study : the work of WRc |
965 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
966 | The NRA in business : annual review and summary accounts 1993-94 |
967 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
968 | Cyanobacteria (blue-green algae) in the south west region 1989 |
969 | Toxic blue-green algae : a report by the National Rivers Authority |
970 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
971 | Catchment abstraction management strategies (CAMS) and the Water Framework Directive (WFD) |
972 | Managing water abstraction : the catchment abstraction management strategy process : April 2001 |
973 | Water quality investigations in the Newlyn river catchment |
974 | The River Alt/Crossens fish stock assessment 2001 |
975 | An assessment of water quality in the River Yarty catchment |