126 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
127 | Discharge consent and compliance policy : a blueprint for the future : the NRA's response to the public consultation |
128 | Snapshots of the environment : enhancing biodiversity |
129 | Information on the status of salmon stocks |
130 | Surveying and tracking salmon in the sea |
131 | The Sea Trout Stock Collapse, 1989-1992 |
132 | Aerial view of the River Laboratory |
133 | Chew Magna : reducing the risk of flooding |
134 | The River Lark project Model Manual |
135 | The Environment Agency's risk portfolio June 2000 |
136 | Reed cutter used at the River Lab |
137 | The tideway storm problem May 1988 |
138 | A Laboratory in the River Lab |
139 | Lake Mutanda in the Kigezi District |
140 | The Conservation of Atlantic Salmon Habitat |
141 | Protecting native crayfish in the Midlands |
142 | Monitoring the trophic state of reservoirs
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143 | Flood defences : the Lower Witham strategy |
144 | Freshwater Algal Flora of the British Isles |
145 | Guardians of the water environment (bilingual document) |
146 | Pesticides in the aquatic environment 1996 |
147 | The Environment Agency navigations : Thames, Anglian, Southern |
148 | A Review of the Application of |
149 | Snapshots of the environment : regulating major industry |
150 | Review of the microtox toxicity test |