901 | An assessment of river water quality in the River Kenn |
902 | A survey of ferruginous minewater impacts in the Welsh coalfields |
903 | A survey of ferruginous minewater impacts in the Welsh coalfields |
904 | Dioxins and the River Doe Lea : plain English report |
905 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
906 | Narrowboats on the Thames : useful hints and tips |
907 | Locks and weirs on the river Thames : how do they work? |
908 | Second annual review of the Lower Bristol Avon catchment management plan |
909 | Second annual review of the Upper Bristol Avon catchment management plan |
910 | The River Avon and its tributaries near Malmesbury : river management studies |
911 | Eel and elver studies in the Severn : interim report (256/6/ST) |
912 | Fishery survey of the Bridgwater and Taunton Canal |
913 | The quality of rivers and estuaries in Northumbria region 1990 |
914 | Air dispersion climate from the Castle Cement works at Ribblesdale |
915 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
916 | Pesticide residues in fish taken from the Newlyn River (1992) |
917 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
918 | Doe Lea restoration study : the work of WRc |
919 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
920 | The NRA in business : annual review and summary accounts 1993-94 |
921 | Cyanobacteria (blue-green algae) in the south west region 1989 |
922 | Toxic blue-green algae : a report by the National Rivers Authority |
923 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
924 | Catchment abstraction management strategies (CAMS) and the Water Framework Directive (WFD) |
925 | Managing water abstraction : the catchment abstraction management strategy process : April 2001 |