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Alaska has 3,708 recorded species of marine macroinvertebrates inhabiting the marine waters from the intertidal zone, the continental shelf, and upper continental slope to abyssal depths, from the Beaufort Sea at the Arctic border with Yukon, Canada; the eastern Chukchi Sea, the eastern Bering Sea, the Aleutian Islands to the western border ...
Alaska is the northwestern most part of North America. Reptiles and amphibians are not common in Alaska due to them being cold-blooded. Alaska has four reptile species and eight amphibian species. Two of these species are introduced. There are no snakes or lizards in Alaska. [1]
Kasatochi Island, Alaska Maritime National Wildlife Refuge Protected areas of Alaska map (NOAA) This is a list of marine protected areas of the U.S. state of Alaska. State protected marine areas are managed by the Alaska Department of Natural Resources. [1]
The little brown bat is the most common and widespread bat in Alaska. [7] As with other myotis species in Alaska, little brown bats often roost in abandoned buildings and old mines; they may also be found roosting alone in trees or rock crevices. [7] Little brown bats have been observed hibernating in Southeast Alaska and Kodiak Island. [7]
In March 2008 the US government agreed to study Alaska's ribbon seal population and considered adding it to the endangered species list. However, in December 2008, the US government decided that sea ice critical to the seals' survival will not be endangered by global warming , and declined to list the species.
Bathymaster ronquils are distinguished from other genera of ronquils by having naked, i.e. scaleless, cheeks and opercula. there are 5 or 6 pores on the mandibles and the pores on the preoperculum are grouped in an 8:1:1 pattern, There are between 83 and 102 pored scales in the lateral line and these are not greater in size than the nearby scales.
Cod (pl.: cod) is the common name for the demersal fish genus Gadus, belonging to the family Gadidae. [1] Cod is also used as part of the common name for a number of other fish species, and one species that belongs to genus Gadus is commonly not called cod (Alaska pollock, Gadus chalcogrammus).
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]