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The shortraker rockfish (Sebastes borealis) is an offshore, demersal species of marine ray-finned fish belonging to the subfamily Sebastinae, the rockfishes, part of the family Scorpaenidae. It is found in the northern Pacific Ocean.
The females are fertilized internally and extrude the fertilised eggs in pelagic, gelatinous masses. The young fish migrate to deeper water as they mature [ 6 ] Spawning occurs between December and May along the Pacific coasts of contiguous United States and between April and May in the Gulf of Alaska .
The black rockfish is a prime target for anglers, and a reproductive rate unusually high for its slow-growing genus makes it more resistant to fishing than its cousins, such as the yelloweye rockfish, are. They are harvested in Oregon, California, Washington, British Columbia, Alaska, and the Pacific.
Pacific ocean perch is a very slow-growing species, with a low rate of natural mortality (estimated at 0.06), a relatively old age at 50% maturity (10.5 years for females in the Gulf of Alaska), and a very old maximum age of 98 years in Alaska (84 years maximum age in the Gulf of Alaska). [25]
Sebastes ciliatus, the dusky rockfish, is a species of marine ray-finned fish belonging to the subfamily Sebastinae, the rockfishes, part of the family Scorpaenidae.It is typically found in the North Pacific Ocean, specifically in the Bering Sea near British Columbia, in the Gulf of Alaska, and in the depths of the Aleutian Islands.
The wildlife of Alaska is both diverse and abundant. The Alaskan Peninsula provides an important habitat for fish, mammals, reptiles, and birds. At the top of the food chain are the bears. Alaska contains about 70% of the total North American brown bear population and the majority of the grizzly bears, as well as black bears and Kodiak bears.
The yelloweye rockfish (Sebastes ruberrimus) is a species of marine ray-finned fish belonging to the subfamily Sebastinae, the rockfishes, part of the family Scorpaenidae and one of the biggest members of the genus Sebastes. Its name derives from its coloration.
In the North Pacific kelp forests, particularly rockfish, and many invertebrates, such as amphipods, shrimp, marine snails, bristle worms, and brittle stars. Many marine mammals and birds are also found, including seals, sea lions, whales, sea otters , gulls, terns, snowy egrets , great blue herons , and cormorants, as well as some shore birds.