626 | River Seaton catchment river water quality classification 1991 |
627 | North West Norfolk catchment management plan : consultation report : March 1995 |
628 | Ipswich flood defences |
629 | NRA facts 1990 |
630 | London's river (information pack on the River Thames) |
631 | Freshwater Tamar and tributaries catchment management plan : action plan |
632 | River Usk barrage position statement, 18th January 1991 |
633 | Exe freshwater model : quasar model design |
634 | A Post Mortem Study of Otters (Lutra Lutra) Found Dead in South West England |
635 | Catchment handbook : River Camel catchment : final draft report |
636 | River Itchen catchment management plan : consultation report |
637 | Macroinvertebrates of the River Nar : Great Ouse catchment : draft report |
638 | River Darent catchment management plan : consultation report |
639 | Clear waters : priorities for the National Rivers Authority after one year's work : the Laphroaig lecture by the Rt. Hon. the Lord Crickhowell, chairman - National Rivers Authority. Delivered on Tuesday, 30th October 1990 at the Fishmongers' Hall, London |
640 | Regional water quality monitoring and surveillance programme for 1992 : quality investigations in controlled waters |
641 | Upper Nene catchment management plan : consultation report summary |
642 | Rainfall-runoff and other modelling for ungauged/low-benefit locations |
643 | River Glen : river channel assessment : main report |
644 | Dorset Stour : first annual review : January 1998 - December 1998 |
645 | Groundwater development scheme : Little Ouse and Thet catchment : control rules |
646 | Mersey sub-catchment report : February 1996 |
647 | Health and ecotoxicology of otters: summary of four studies from 1988-2003 |
648 | Upper Bristol Avon catchment management : consultation report |
649 | River Lynher catchment river water quality classification 1990 |
650 | The Role Of Bankside Habitat In River Ecology |