
There is also a wide variety of wildlife in an area the size of Alaska. Animals will always be deer, mountain goat, black bear and moose, all commonly found in Southeast Alaska. Go up further north and grizzly bears begin to appear. As it moves towards the hinterland, caribou, deer begin to replace the numbers. It is not uncommon to see caribou travel in herds of thousands. Polar bears are in the far north, and spend most of their time on ice packs hunting food. Exotic animals that have been introduced to Alaska include the Arctic reindeer, moose on some islands, musk oxen and bison. To conserve animal life on the peninsula, these animals are protected in wildlife ranges in the federal government. The wolves and foxes are also found in many parts of the state. Animals are hunted for their fur, mink and beaver. A number of species of birds also make Alaska their summer home or stay for the entire year. Some of these include ducks, geese and partridges. Grayling game fish are common and rainbow trout. commercial fish harvests depend mainly on cod, halibut and salmon. In fact, the king salmon is the fish of the state. Seafood is also abundant and a large industry is based on the harvest of shrimp, crabs and clams.