A fisheries biologist at Leavenworth National Fish Hatchery in Washington displays a mature spring Chinook salmon which has migrated upstream to spawn. The Service operates 12 National Fish Hatcheries in Washington which raise several species of...
Each summer, birds use the Arctic Refuge to nest, raise young, feed, or rest. They then migrate to destinations in the States and beyond. This map shows some birds that may visit the 50 states of the US.