Subject
Wildlife refuges
Fishing
22
Hunting
18
Bear River Migratory Bird Refuge (Utah)
4
Fish Springs National Wildlife Refuge (Utah)
3
Lacreek National Wildlife Refuge (S.D.)
3
Wildlife conservation
3
Chassahowitzka National Wildlife Refuge (Fla.)
2
Fish hatcheries
2
Silvio Conte National Fish and Wildlife Refuge
2
Alamosa National Wildlife Refuge (Colo.)
1
Amphibians
1
Arapaho National Wildlife Refuge (Colo.)
1
Audubon National Wildlife Refuge (N.D.)
1
Bald Knob National Wildlife Refuge (Ark.)
1
Bayou Sauvage National Wildlife Refuge (New Orleans, La.)
1
Big Branch Marsh National Wildlife Refuge (La.)
1
Big Lake National Wildlife Refuge (Ark.)
1
Big Muddy National Fish and Wildlife Refuge (Mo.)
1
Browns Park National Wildlife Refuge (Colo.)
1
Cache River National Wildlife Refuge (Ark.)
1
Don Edwards San Francisco Bay National Wildlife Refuge (Calif.)
1
Environmental protection
1
Erie National Wildlife Refuge (Pa.)
1
Fisheries
1
Fishery management
1
Fishes
1
Flood control
1
Game reserves
1
Great Swamp National Wildlife Refuge (N.J.)
1
Ice fishing
1
Lake Zahl National Wildlife Refuge (N.D.)
1
Nature conservation
1
Ouray National Wildlife Refuge (Utah)
1
Plant communities
1
Plant ecology
1
Public lands
1
Rappahannock River Valley National Wildlife Refuge (Va.)
1
Recreation areas
1
Reptiles
1
Upper Mississippi River National Wildlife and Fish Refuge Management Planning
1
Water quality biological assessment
1
Water quality management
1
Water-supply
1
Waterfowl Breeding
1
Watershed management
1
Wildlife conservation Law and legislation
1
Wildlife watching
1