51 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
52 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
53 | An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 2000 - March 2001 |
54 | An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989 |
55 | The Adur and Ouse catchment abstraction management strategy : consultation document |
56 | Water quality investigations in the Newlyn river catchment |
57 | Instream Flow Requirements of the River Wissey, Norfolk, Annex C - April 1993
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58 | An investigation of sewage on the beach at Porthcothan |
59 | Conservation and development of the River Eden spring salmon population |
60 | Second annual review of the Seaton, Looe and Fowey catchment management plan |
61 | State of the environment report for Thames Region : first update 2001 |
62 | The Seaton, Looe and Fowey catchment management plan : action plan |
63 | Continuous water quality monitoring results for the Carnon river |
64 | River Great Ouse navigation : the Great Ouse your river for life |
65 | Dioxins and the River Doe Lea : plain English report |
66 | Valuing the Humber's environmental assets : proceedings of a seminar 15 November 2000 |
67 | An investigation into the bathing water quality at Porthallow |
68 | The quality of rivers and estuaries in Northumbria region 1990 |
69 | Pesticide residues in fish taken from the Newlyn River (1992) |
70 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
71 | The River Arun catchment management plan : action plan |
72 | The River Thame : catchment review : first draft - 16th Februrary 1996 |
73 | The Don, Rother and Dearne catchment (river factfiles) |
74 | Fishery survey of the Bridgwater and Taunton Canal |
75 | Groundwater flooding in the Thames region : winter 2000/01 |