651 | The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T) |
652 | Guidance on the use of Bioassays in Ecological Risk Assessment |
653 | The National Rivers Authority employee attitude survey : summary |
654 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
655 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
656 | Pesticides in the aquatic environment 1997 : executive summary |
657 | Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment |
658 | Mercury and methylmercury in the river Yare, Norfolk (OI/420/8/A) |
659 | The Louth coastal catchment management plan : final report |
660 | Snapshots of the environment : a new environmental approach |
661 | The Loddon catchment, Thames : recommendations for statutory water quality objectives |
662 | Assessment of the Impact of Nutrient Removal on Eutrophic Rivers |
663 | Second Coniston OS map related to the Seismic Survey 1983 |
664 | Note 2 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
665 | Note 1 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
666 | Coniston OS map related to the Seismic Survey 1983 |
667 | Sustainable drainage systems (SuDS) : an evaluation using the Natural Step framework |
668 | Uses of the water environment: factsheet number six |
669 | The Adur and Ouse catchment abstraction management strategy : consultation document |
670 | (Bilingual) Assessing the impact of dewatering on water resources |
671 | Catches of Brown Trout in the River Don |
672 | Biodiversity strategy and action plan for the Environment Agency (Thames Region) |
673 | Biological water quality monitoring in the Midlands region |
674 | Hampshire and the Isle of Wight local contribution 2006/11 |
675 | A natural assets register for the Sankey catchment. Volume 2 |