Topics
Migration
Habitat
27
Effect of dams on
25
Environmental aspects
25
Dams
23
Hydroelectric power plants
22
Moose
17
Moose populations
8
Pacific salmon
7
Caribou
6
Power utilization
5
Black bear
4
Brown bear
4
Fishes
4
Dall sheep
3
Effect of water levels on
3
Wolverine
3
Wolves
3
Animals
2
Aquatic biology
2
Fish populations
2
Salt licks
2
Access roads
1
Anadromous fishes
1
Chum salmon
1
Effect of roads on
1
Growth
1
Mammal populations
1
Spawning
1