Common name: Chinook salmon
Family: The salmon family, or Salmonidae, includes the salmon, trout, and whitefishes. Predators include rainbow trout, coho salmon smolts and fish-eating birds. The young also compete with trout and other salmon for food
Species: Oncorhynchus tshawytscha
Description:distinguished by dark spotting on the back and usually on both lobes of the tail, a long anal fin and teeth set in black gums.
Males mostly 4 Ibs. Males and females 8 Ibs. Males and females
The chinook salmon is blue-green on the back and top of the head with silvery sides and white bellies; black spots on the upper half of its body with gray/black mouth coloration. Up to 58 inches in length and weigh up to 129 pounds; although chinook salmon is generally up to 36 inches in length and weigh up to 30 poundsHabitat: Freshwater streams, They feed on terrestrial and aquatic insects, amphipods, and other crustaceans while young, and primarily on other fish when older. The chinook salmon spends most of its life in the open ocean but it migrates through estuaries and then upstream to spawn in the upper reaches of its home river.
Range/migration: Range: In North America, Chinook salmon range from the Monterey Bay area of California to the Chukchi Sea area of Alaska. On the Asian coast, chinook salmon occur from the Anadyr River area of Siberia southward to Hokkaido, Japan.
Food: They eat insects, insect larvae and crustaceans
Reproduction: In order to reproduce successfully, these fish require cold (6°-13°C or 43°-56°F), clean, fast-flowing rivers with gravel bottoms to lay their eggs in.
Enemies: Birds and other fish. Destruction and pollution of estuaries is also a big problem.
More information:
http://www.psmfc.org/habitat/edu_chinook_facts.html
http://cybersalmon.fws.gov/chin.html
http://www.bcadventure.com/adventure/angling/game_fish/chinook.phtml