326 | The Tame catchment (NRA Severn-Trent 67) |
327 | Fishery survey of the Horner Water catchment |
328 | Fishery survey of the River Yeo catchment |
329 | Fishery survey of the Congresbury Yeo, 1994 |
330 | Fishery survey of the River Isle catchment |
331 | Determining The Freshwater Flow Needs Of Estuaries |
332 | The Trophic Diatom Index: A User's Manual; |
333 | River water quality in the Midlands 1997 |
334 | River water quality in the Midlands 1998 |
335 | Shoreline management plans in the Anglian region |
336 | The future of shoreline management : conference papers |
337 | Duties and powers of the Environment Agency |
338 | Hydropower developments and the National Rivers Authority |
339 | Biological investigation of the Common Lake Stream |
340 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
341 | The Ecology of Four Scarce Wetland Molluscs |
342 | Recreational waterway byelaws in the Anglian region |
343 | Endocrine Disruption in the Marine Environment |
344 | A brief guide to the medway |
345 | A brief guide to the thames |
346 | Study of the River Stour, Kent |
347 | The source : a guide to NRA services |
348 | We care for the environment : could you? |
349 | What's happening in the North East |
350 | What's happening in the South West |