5101 | River Adur : fact files 6 |
5102 | Strategic review of development and flood risk : Louth coastal catchments |
5103 | Dinobryon Species |
5104 | Fisheries Recreation, conversation and navigation |
5105 | Conservation fact file (3/9) |
5106 | Use of airborne remote sensing to assist with industrial site monitoring risk assessment and detection of change : final draft |
5107 | Fisheries statistics 1996 : salmonid and freshwater fisheries statistics for England and Wales |
5108 | Managing water resources NRA |
5109 | Mean Trophic Rank: A User's Manual |
5110 | National Rivers Authority annual report and accounts 1990/91 |
5111 | 'Sea Vigil' water quality monitoring : the East Anglian coast 1994 |
5112 | Technical Summary - Quantifying Point Source Inputs of Pesticides to River Catchments |
5113 | 1996 Hit Lists, Final Draft Annex 1A High Load Hit List |
5114 | Rhyzophydium |
5115 | North West recreation, biology and conservation annual report 2000-2001 |
5116 | River Welland navigation |
5117 | The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington |
5118 | The Identification of Oestrogenic Effects in Wild Fish |
5119 | Environmental appraisal of Derwentwater low water levels : Volume 1 : hydrological and geological study |
5120 | Social impacts of stormwater management techniques including river management and SUDS |
5121 | Ecdyonurus dispar |
5122 | Annual N2O measurements and associated data: AC0213, Devon, 2011 |
5123 | Rhodochorton (Audouinella), |
5124 | Environment Agency Anglian region : Central area business plan 2001/02 |
5125 | Guidance on the assessment and interrogation of subsurface analytical contaminant fate and transport models (NC/99/38/1) |