301 | On duty round the clock : fact file |
302 | The National Rivers Authority : fact file |
303 | Evaluation of the Close Season in Canals |
304 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
305 | Factors affecting the dispersal of coarse fish |
306 | Sustainability examples from the USA and Canada |
307 | Site supervision of the Beach Nourishment Scheme |
308 | Changes to the water abstraction licensing system |
309 | The Tame catchment (NRA Severn-Trent 67) |
310 | Determining The Freshwater Flow Needs Of Estuaries |
311 | The Trophic Diatom Index: A User's Manual; |
312 | River water quality in the Midlands 1997 |
313 | River water quality in the Midlands 1998 |
314 | Shoreline management plans in the Anglian region |
315 | The future of shoreline management : conference papers |
316 | Duties and powers of the Environment Agency |
317 | Hydropower developments and the National Rivers Authority |
318 | 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 |
319 | The Ecology of Four Scarce Wetland Molluscs |
320 | Recreational waterway byelaws in the Anglian region |
321 | Endocrine Disruption in the Marine Environment |
322 | A brief guide to the medway |
323 | A brief guide to the thames |
324 | Study of the River Stour, Kent |
325 | The source : a guide to NRA services |