676 | Time of travel on the [River] Chertsey Bourne under low flow conditions |
677 | Regional fishing guide : a guide to day ticket waters in the Midlands |
678 | An investigation into the sewage system and storm overflow at Beer (1997) |
679 | Flood warning information for the Hertfordshire/Essex border : River Stort catchment |
680 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
681 | An environmental snapshot for the Anglian region 2003 |
682 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
683 | Identification of water quality problems in the Strat and Neet catchments |
684 | Snapshots of the environment : managing our freshwater fisheries |
685 | The effects of fishing at low water levels |
686 | 1967 - George and Gideon cutting mbati for the bedroom block. |
687 | 1967 - Quakers arriving on the shore of L.George. |
688 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
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689 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
690 | Method for the assessment of river water quality using benthic macroinvertebrates |
691 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
692 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
693 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
694 | The greening of Grasmere: its plankton periodicity in 1988 |
695 | A strategic review of the petroleum refinery Industry Sector |
696 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
697 | Second annual review of the Sid/Otter catchment management plan 1999 |
698 | Contribution of small streams to potential fish production in the Conwy catchment |
699 | NRA strategy for reducing the concentration of pesticides in controlled waters |
700 | The ecology and management of riverine trees : interim report |