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126'Sea Vigil' water quality monitoring : the Humber estuary 1994
127The Cam catchment : recommendations for statutory water quality objectives
128Guidance for estimating the air quality impact of stationary sources - GN 24
129Algal blooms in the Lower Tees- Perspectives and prospects
130The Warwickshire Avon catchment management plan : final plan : October 1994
131River quality in England and Wales : a report of the 1990 survey
132Snapshots of the environment : understanding coastal water quality
133The Influence of Variations in Flow on General Quality Assessment of Rivers
134The Mersey estuary : a report on environmental quality
135'Sea Vigil' water quality monitoring : the East coast 1992-1993
136Stream survey and assessment in the Ashford and Folkestone areas
137The 1990 river and estuary classification survey of England and Wales
138The evaluation of an orion ammonium ion selective electrode (220/15/T)
139Anthropogenic Impacts on the Hydrology of Rivers and Lochs
140Operational mechanisms for the protection and enhancement of headwaters
141Distribution of Azolla in the Great Ouse catchment
142Investigation into the cause of high phenols in Budleigh Brook (1998)
143Non-compliance of the Bidwell Brook with river quality objectives
144River Axe Fish Study - Evaluation of Fish Movements in the Estuary
145An environmental snapshot for the Anglian region 2003
146Identification of water quality problems in the Strat and Neet catchments
147Method for the assessment of river water quality using benthic macroinvertebrates
148The greening of Grasmere: its plankton periodicity in 1988
149'Sea Vigil' water quality monitoring : the Wash 1992-1993
150The Yarrow catchment : recommendations for statutory water quality objectives