| 76 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
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| 77 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
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| 78 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
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| 79 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
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| 80 | Investigations into the extent of saline water ingress into the River Parrett and the River Tone : February, March 1994 |
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| 81 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |
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| 82 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
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| 83 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
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| 84 | Drought in the South : in depth |
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| 85 | Rivers of the Isle of Wight |
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| 86 | Naturalisation of the Orton flow record |
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| 87 | Flood defences : the Lower Witham strategy |
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| 88 | The Environment Agency navigations : Thames, Anglian, Southern |
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| 89 | Pollution control on the River Alt |
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| 90 | Bewdley flood defences : the invisible defences |
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| 91 | The story of a river : Ripples 1 |
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| 92 | Information [on the NRA Anglian Region] |
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| 93 | Navigations in the Anglian region (EA) |
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| 94 | A history of the By Brook |
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| 95 | Bioaccumulation of metals in the Thames Estuary |
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| 96 | Stock assessment review on the River Teign |
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| 97 | Fish found in the tidal Thames |
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| 98 | Stock assessment review on the River Dart |
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| 99 | Invertebrate animals of the tidal Thames |
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| 100 | Fishery survey of the River Axe catchment |
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