651 | Non-compliance of the Bidwell Brook with river quality objectives |
652 | An investigation into the sewage system and storm overflow at Beer (1997) |
653 | Flood warning information for the Hertfordshire/Essex border : River Stort catchment |
654 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
655 | An environmental snapshot for the Anglian region 2003 |
656 | Waste : strategic waste management survey : landfill within the East Midlands planning region |
657 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
658 | Snapshots of the environment : managing our freshwater fisheries |
659 | The effects of fishing at low water levels |
660 | 1967 - George and Gideon cutting mbati for the bedroom block. |
661 | 1967 - Quakers arriving on the shore of L.George. |
662 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
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663 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
664 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
665 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
666 | The greening of Grasmere: its plankton periodicity in 1988 |
667 | A strategic review of the petroleum refinery Industry Sector |
668 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
669 | Second annual review of the Sid/Otter catchment management plan 1999 |
670 | Contribution of small streams to potential fish production in the Conwy catchment |
671 | NRA strategy for reducing the concentration of pesticides in controlled waters |
672 | The ecology and management of riverine trees : interim report |
673 | Low-cost modifications of the Crump weir to improve fish passage |
674 | Policy and practice for the protection of groundwater - Thames region appendix |
675 | Policy and practice for the protection of floodplains |