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Distribution
Rivers
Ecology
2
England
2
Fisheries
2
Fishery surveys
2
Limnology
2
River fisheries
2
Salmo salar
2
Salmo trutta
2
Salmon fisheries
2
Age groups
1
America
1
Anguilla
1
Anguilla anguilla
1
CATCHMENT
1
DEMOGRAPHY
1
DIRECTION
1
DISTANCE
1
Europe
1
European eel
1
Freshwater
1
Kelt
1
Length frequency
1
Lune Catchment
1
NORTH-AMERICA
1
NUMBER
1
North America
1
Population number
1
RATIO
1
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