26 | Aldrin and dieldrin concentrations in the Newlyn catchment during 1991 an interim report |
27 | River Stort : draft catchment management plan for flood defence and the environment : May 1991 |
28 | Annual review of the Colne, Upper Lee, North London and Roding, Beam and Ingerbourne catchments |
29 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
30 | Local Environment Agency plan for the West Midlands Tame, 2nd annual review, July 2001 : local environment focus |
31 | Swatcatch : a catchment scale model for predicting weekly river flows and pesticide concentrations : SSLRC report to the environment agency TAPS centre contract no : 82/3169 |
32 | Local environment focus : local environmental issues in and around Nottingham, Derby, Newark-on-Trent, Gainsborough, Scunthorpe and Ilkeston. : Environment Agency newsletter for the Lower Trent and Erewash catchment, June 2003. |
33 | Local environment focus : local environmental issues in Shrewsbury, Shawbury, Newport, Telford, Shifnal, Much Wenlock, Bridgmorth, Bewdley, Bromsgrove, Droitwich and Worcester : Environment Agency newsletter for the Middle Severn, May 2003. |