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51Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame
52Water resources for the future : a summary of the strategy for North East Region
53A study of the mayfly parasite Spiriopsis adipophila, Arvy and Peters (1972) (=Sprininella adipophila, Arvy and Delage 1966) in Ephemera danica from the River Pang, a tributary of the River Thames
54Preliminary assessment of the ability of Restormel fish counter to enumerate the passage of migratory salmonids on the River Fowey : Cornwall Area Fisheries Science Team
55An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000
56An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2001
57Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
58Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report
59A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids
60An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 2000 - March 2001
61Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met
62A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994
63An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 1998-March 1999
64The Adur and Ouse catchment abstraction management strategy : consultation document
65Environmental assessment of selected abandoned minewaters in the North East region
66Instream Flow Requirements of the River Wissey, Norfolk, Annex C - April 1993
67Second annual review of the Seaton, Looe and Fowey catchment management plan
68State of the environment report for Thames Region : first update 2001
69The Seaton, Looe and Fowey catchment management plan : action plan
70Environmental planning issues in the North Wessex area
71Continuous water quality monitoring results for the Carnon river
72Valuing the Humber's environmental assets : proceedings of a seminar 15 November 2000
73An investigation into the bathing water quality at Porthallow
74Pesticide residues in fish taken from the Newlyn River (1992)
75The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall