| 676 | 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 |
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| 677 | Regional water quality monitoring and surveillance programme for 1992 : quality investigations in controlled waters |
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| 678 | Upper Nene catchment management plan : consultation report summary |
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| 679 | Rainfall-runoff and other modelling for ungauged/low-benefit locations |
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| 680 | River Glen : river channel assessment : main report |
|---|
| 681 | Groundwater development scheme : Little Ouse and Thet catchment : control rules |
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| 682 | Mersey sub-catchment report : February 1996 |
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| 683 | Health and ecotoxicology of otters: summary of four studies from 1988-2003 |
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| 684 | Upper Bristol Avon catchment management : consultation report |
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| 685 | River Lynher catchment river water quality classification 1990 |
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| 686 | The Role Of Bankside Habitat In River Ecology |
|---|
| 687 | Blythe/Cole/Bourne Catchment Management Plan Final Plan July 1994 |
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| 688 | CATCH Autumn 2003 |
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| 689 | Mesotrophic rivers in Anglian region : progress report 4 December 1995 |
|---|
| 690 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
|---|
| 691 | Delabole Stream (abandoned minewater) water quality investigation (total zinc) |
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| 692 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report summary : November 1994 |
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| 693 | Further Development and Testing Of Artificial Intelligence Systems for the Classification and Diagnosis of River Quality Based on Biological and Environmental Data |
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| 694 | River Strat catchment river water quality classification 1990 |
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| 695 | Regional water quality monitoring and surveillance programme for 1993 : biological assessment of rivers : draft report |
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| 696 | Low Flow Frequency Analysis Guidelines for Best Practice |
|---|
| 697 | Quarterly review : Southern region 1993/94 Apr - Sep 1993 |
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| 698 | River Glen : river channel assessment : annex E : instream habitat assessment of the River Glen, Lincolnshire |
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| 699 | Fishing in the South |
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| 700 | Lower Nene : options for resources : environmental asset survey : baseline report : final |
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