| 126 | Pollution control on the River Alt |
|---|
| 127 | The National Rivers Authority : fact file |
|---|
| 128 | The Ely Ouse Essex water transfer scheme |
|---|
| 129 | Fishery survey of the River Axe catchment |
|---|
| 130 | A brief guide to the thames |
|---|
| 131 | A brief guide to the medway |
|---|
| 132 | River water quality in the Midlands 1998 |
|---|
| 133 | The Tame catchment (NRA Severn-Trent 67) |
|---|
| 134 | Bewdley flood defences : the invisible defences |
|---|
| 135 | The story of a river : Ripples 1 |
|---|
| 136 | Fish found in the tidal Thames |
|---|
| 137 | Information [on the NRA Anglian Region] |
|---|
| 138 | The River Severn (NRA Severn-Trent 65) |
|---|
| 139 | Navigations in the Anglian Region (NRA) |
|---|
| 140 | Recreational waterway byelaws in the Anglian region |
|---|
| 141 | Invertebrate animals of the tidal Thames |
|---|
| 142 | Shrewsbury flood defences : the next steps |
|---|
| 143 | Recreational waterways in the anglian region |
|---|
| 144 | Action plan for the management of salmon for the River Test : consultation document |
|---|
| 145 | Using Macrophytes for the Environmental Assessment of Rivers: The Role of Sediment Nutrients |
|---|
| 146 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
|---|
| 147 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
|---|
| 148 | Conservation and recreation: the Wye challenge: volume 1: report of the River Wye project |
|---|
| 149 | Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority |
|---|
| 150 | A brief history of the River Stour navigation : 1705 to the present day |
|---|
