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Distribution
Ecology
4
England
4
Fisheries
Fishery surveys
Limnology
4
River fisheries
4
Rivers
4
Salmo salar
4
Salmo trutta
4
Salmon fisheries
Water quality
Stocking density
3
Droughts
2
Electric fishing
2
Fry
2
Lune Catchment
2
Ouse Catchment
2
Biological production
1
Population dynamics
1
Population number
1
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