926 | The River Avon and its tributaries near Malmesbury : river management studies |
927 | Eel and elver studies in the Severn : interim report (256/6/ST) |
928 | Fishery survey of the Bridgwater and Taunton Canal |
929 | The quality of rivers and estuaries in Northumbria region 1990 |
930 | A guide to sustainable urban drainage : protecting the quality of our environment |
931 | Air dispersion climate from the Castle Cement works at Ribblesdale |
932 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
933 | Pesticide residues in fish taken from the Newlyn River (1992) |
934 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
935 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
936 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
937 | Cyanobacteria (blue-green algae) in the south west region 1989 |
938 | Toxic blue-green algae : a report by the National Rivers Authority |
939 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
940 | Catchment abstraction management strategies (CAMS) and the Water Framework Directive (WFD) |
941 | Managing water abstraction : the catchment abstraction management strategy process : April 2001 |
942 | Water quality investigations in the Newlyn river catchment |
943 | The River Alt/Crossens fish stock assessment 2001 |
944 | An assessment of water quality in the River Yarty catchment |
945 | Investigations of discharges into the River Lemon at Newton Abbot |
946 | Report on monitoring of environmental quality in the Severn Estuary |
947 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
948 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
949 | Artificial recharge to groundwater in the Otter valley |
950 | The Ely Ouse catchment management plan : final plan : January 1994 |