| 601 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
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| 602 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
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| 603 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
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| 604 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
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| 605 | The evaluation of Grant/YSU 3800 water quality monitor |
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| 606 | PVC : an evaluation using the Natural Step framework |
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| 607 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
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| 608 | Landfill and the water environment : NRA position statement |
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| 609 | The vision for our environment : making it happen |
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| 610 | Environment Agency guidance on the conditioning of intermediate level waste |
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| 611 | Quality audit of biological samples for the 1991 river quality survey |
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| 612 | Pesticides in the aquatic environment 1997 full report |
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| 613 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report : November 1994 |
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| 614 | The precious resource : a brief guide to managing our water resources |
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| 615 | Charging for discharges scheme : guidance to the agricultural industry |
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| 616 | Priority and other specific polluting substances and the Water Framework Directive |
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| 617 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |
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| 618 | Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
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| 619 | An Aerial Photograph of Ferry House and The Pearsall Building |
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| 620 | Review of existing practices for fluvial grass management throughout the NRA (213/1/Y) |
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| 621 | The interpretation of rod and net catch data |
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| 622 | Research and development in the Environment Agency : a short guide |
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| 623 | Problems with sea trout and salmon in the Western Highlands |
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| 624 | Clear Options towards an operational model for the Lee Valley Reservoirs |
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| 625 | The Cam catchment : recommendations for statutory water quality objectives |
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