4876 | Lagerheimia, |
4877 | Tolypothrix, |
4878 | Historic changes in the Upper River Ehen Catchment- Summary |
4879 | Metallothionein in eels from the Thames Estuary : an indicator of environmental quality |
4880 | Weather data: AC0111, Cambridgeshire, 2009 |
4881 | West Midlands Stour : consultation report |
4882 | Geochemical process modelling : interim report (0295/2/A) |
4883 | Alt / Crossens catchment management plan first annual review, July 1998 |
4884 | Ely Ouse Catchment Management Plan |
4885 | Species Management in Aquatic Habitats Compendium of Project Outputs - Research and Survey Reports on Non-Mullusc Species |
4886 | Fisheries technical report : Devon area report : River Taw fisheries survey 1996 |
4887 | Draparnaldia, |
4888 | Synura, |
4889 | Herbarium Image: Stachys officinalis |
4890 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
4891 | Validation of Diatoms as Proxys for Phytobenthos When Assessing Ecological Status in Lakes |
4892 | 1993 general quality assessment (GQA) Cornwall area |
4893 | The extent of phosphorus release in the Norfolk Broads |
4894 | River Sid catchment : river water quality classification 1990 |
4895 | Hampshire Avon : consultation draft : December 1998 |
4896 | River Exe catchment river water quality classification 1991 |
4897 | Controls on emissions from coal and oil fired power stations : the agency's decision following its 1999 public consultation on its proposed controls |
4898 | Grimsby catchment management plan : consultation report : November 1994 |
4899 | Exe : action plan : plan from July 2000 to July 2005 |
4900 | Effectiveness of beach control operations. Draft (447/1/A) |