51 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
52 | Hysim model : modelling the flows of the River Deben |
53 | An investigation into the effect of Farnham STW on the River Wey |
54 | An investigation into the effects of Woking STW on the River Wey |
55 | The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society |
56 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
57 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
58 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
59 | Investigations into the extent of saline water ingress into the River Parrett and the River Tone : February, March 1994 |
60 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |
61 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
62 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
63 | The River Lark project Model Manual |
64 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
65 | Stock assessment review on the River Teign |
66 | Fish found in the tidal Thames |
67 | Stock assessment review on the River Dart |
68 | Fishery survey of the River Axe catchment |
69 | Canoeist guide to the River Severn |
70 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
71 | Lake restoration : the role of biomanipulation : a one day seminar held in the Broads 18th March 1993 : organised by the National Rivers Authority and the Broads Authority |
72 | The River Ogmore action plan support document |
73 | The Tame catchment (NRA Severn-Trent 67) |
74 | Fishery survey of the Doniford Stream 1994 |
75 | Fishery survey of the Horner Water catchment |