101 | Local environment agency plan Wear consultation report |
102 | South Yorkshire and North East Derbyshire : consultation report : August 1997 |
103 | South Yorkshire and north east Derbyshire : first annual review : May 1999 |
104 | Conservation annual report - Northumbria and Yorkshire regions 1994/95 |
105 | Conservation annual report 1995/96 |
106 | Humber estuary catchment management plan : action plan : May 1995 |
107 | Planning for the rising tides - the Humber Estuary - consultation on managed realignment: information for the landowners and tenants - June 2002 |
108 | River quality survey GQA assessment 1998 : Dales area freshwater rivers and canals river reach classification summary 1990-9 |
109 | Rivers Swale, Ure and Ouse catchment management plan : final plan |
110 | Redd count report 1993 |
111 | Toxixity Based Criteria for Receiving Water Quality - Stage 2 |
112 | Pilot environmental audit : NRA Darlington district office : Northumbria and Yorkshire region |
113 | River Tees : fact file |
114 | Rivers Swale Ure and Ouse |
115 | What's happening in the North East |
116 | Tees Estuary - present and future |
117 | Investigation of partitioning of contaminants between water and sediment |
118 | Local environment agency plan Swale, Ure and Ouse action plan |
119 | Northumbria region management action plan 1992/93 |
120 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
121 | A simple key to canal water quality using a biological technique |
122 | Catchment drainage studies and flood plain identification : Cockshaw/Halgut Burn at Hexham : section 105 - C30/92 surveys |
123 | The quality of rivers and estuaries in Northumbria region 1990 |
124 | Pollution travel time tables : River Derwent catchment |
125 | The Nidd and Wharfe catchment (river factfiles) |