Pacific salmon (type Oncorhynchus)) The salmon in the northern Pacific as far as into the ice-sea in differs through essentially smaller sheds and a longer anus-fin from salmon and trouts of the type Salmo.
Atlas of Pacific Salmon, Xanthippe Augerot and the State of the Salmon Consortium, University of California Press, 2005, hardcover, 152 pages, ISBN 0-520-24504-0
Trout and Salmon of North America, Robert J. Behnke, Illustrated by Joseph R.
Like all other Pacific salmon, they are born in fresh water. However, sockeye require a lake nearby to rear in. Once hatched, juvenile sockeyes will stay in their natal habitat for up to three years, more than any other salmon.
Three species of Pacific salmon have been introduced to Lake Superior in the past few decades. All feed in the big lake until they reach sexual maturity. Then, in the fall, they swim up rivers to spawn and then, inevitably, die.
The genus Oncorhynchus is comprised of the five species of Pacific salmon, found from S California to Alaska. These fish are the most important commercial species.
Coho salmon belong to the family Salmonidae and are one of eight species of Pacific salmonids in the genus Oncorhynchus.
Resident killer whales feed on fish, particularly Pacific salmon, a prey with poor underwater hearing that cannot detect killer whale calls at any significant distance.
Although most steelhead die after spawning, adults are capable of returning to the ocean and migrating back upstream to spawn in subsequent years, unlike most other Pacific salmon.
A recent example is a type of Pacific salmon called Kokanee. Kokanee were sockeye salmon that were landlocked at some point in their life history and can no longer migrate to the ocean.
Pacific salmon are native to Canada, Russia, and the United States and have been introduced into Japan and Atlantic salmon are native to the United States, Canada, and the United Kingdom.
The salmon shark, Lamna ditropis, feeds on fishes such as Pacific salmon, steelhead trout, herring, sardines, pollock, Alaska cod, tomcod, lancetfishes, daggerteeth, sauries, lanternfishes, pomfrets, mackerel, lumpfishes, and sculpins.
Sockeye salmon is the third most common Pacific salmon species, after pink and chum salmon.
Most salmon are anadromous fish, meaning they are born in freshwater (rivers or streams), travel to and live much of their lives in salt water and return to freshwater to spawn. After spawning, all Pacific salmon and up to 50% of other species die ...
 See also: Salmon, Trout, Gnu, Atlantic Salmon, Crustacean
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