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Ecology
Fisheries
Limnology
20
Salmo salar
20
Salmon fisheries
England
17
Rivers
17
River fisheries
15
Salmo trutta
15
Fishery surveys
14
Lune Catchment
10
Distribution
9
Stocking density
8
Water quality
6
Fry
5
Population number
4
Stock assessment
4
Catch statistics
3
Electric fishing
3
Stream flow
3
Wyre Catchment
3
Droughts
2
Fish catch statistics
2
Fish counters
2
Juveniles
2
Length frequency
2
Migrations
2
Ouse Catchment
2
Population dynamics
2
Spawning
2
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