Learn more about the habits of stellers, the largest sea lions in the world, through this live HD cam on Hanson Island, in the Canadian province of British Columbia. In Canada, commercial hunting is prohibited, but limited hunting permits are occasionally granted if local culling is required—for example, nuisance animals destroying fish farms. Steller Sea Lions can be reddish brown or even a light tan color. They also live on the ice and in the waters of the Bering Sea and the Okhotsk Sea. Habitat selection by species is dependent on both abiotic factors and species interaction. Steller sea lion pups are born almost black, weighing around 23 kg (51 lb), and remain dark in coloration for several months. It is due to them being along the California coast that they are sometimes mistaken for California Sea Lions. [12], Steller sea lions tend to live in the coastal waters of the subarctic because of the cooler temperate climate of the area. Labeled water studies showed that the pups' milk intake had a direct relationship to their size. Glide velocity of individual Steller sea lions has been measured as 2.9–3.4 meters or 1.2–1.5 body lengths per second, which is close to the optimal swim velocity of 1.4 body lengths per second based on the minimum cost of transport for California sea lions. Like all otariids, Steller sea lions are amphibious and spend some time in water and some on land. And the stellar sea lion", The subsistence harvest and use of Steller sea lions in Alaska, "Predation on an Upper Trophic Marine Predator, the Steller Sea Lion: Evaluating High Juvenile Mortality in a Density Dependent Conceptual Framework", "In cold blood: evidence of Pacific sleeper shark (, "The decline of Steller sea lions Eumetopias jubatus in Alaska: a review of the nutritional stress hypothesis", "Sea Lion Species Removed from Endangered Species List", US National Marine Fisheries Service Steller Sea Lion web page, ARKive – images and movies of the Steller sea lion, Alaska Department of Fish and Game page on Steller sea lions, Overview of Steller sea lion research at NOAA, National Marine Fisheries Service, National Marine Mammal Lab, News media report on Steller sea lions and sturgeon interactions, SeaLionPredation.com – news and information on seal and sea lion predation of salmon and steelhead in the Pacific Northwest, NOAA fact sheet on pinnipeds in the Columbia River, Watch more Steller sea lion (Eumetopias jubatus) video clips from the BBC archive on Wildlife Finder, Fifteen years of research into the Alaska populations of Steller Sea Lions at the Alaska SeaLife Center, https://en.wikipedia.org/w/index.php?title=Steller_sea_lion&oldid=1003870518, Taxa named by Johann Christian Daniel von Schreber, Articles with unsourced statements from May 2017, Creative Commons Attribution-ShareAlike License, Range of Steller sea lions (purple = overall range, red = breeding rookeries), This page was last edited on 31 January 2021, at 02:43. This allows them to maximize their oxygen stores and efficiently forage during their dives. However, there are unique desert-adapted lions in the southwestern part of Africa which have evolved to withstan… Stellers or northern sea lion: This is the largest of the sea lion species, with the adult male generally three times as large as the adult females and having a thick, hairy neck like a lions mane. A study conducted by the University of California, Santa Cruz found that on average male pups consume more milk than females. Mature male sea lions have a range of vocalizations as part of their territorial behaviors, including belches, growls, snorts, and hisses that serve as warnings to others. Steller sea lion pups in the Gulf of Alaska are being killed by predators at such high rates that their population will have difficulty recovering without a reduction in predators, a new study shows. [4] Males have much wider chests, necks, and general forebody structure. Stellers are the largest of all sea lions and they have an appetite to match. The Steller sea lion lives in the aquatic biome of the Gulf of Alaska and the Bering Sea. Adult females measure 2.3–2.9 m (7.5–9.5 ft) in length, on average being 2.5 m (8.2 ft), and weigh 240–350 kg (530–770 lb), with an average of 263 kg (580 lb). Transect locations along the Deer Group Islands and Pachena Beach Coastline in Barkley Sound BC, Canada. Likewise, they may also be found in Alaska, Japan, the Gulf of Alaska, and the Bering Strait. Previously the largest rookeries were in the Alaskan Gulf and the Aleutian Islands, but now they are in British Columbia and the southeastern part of Alaska because of the declin… [14] Typically, Stellar sea lions spend their time in the water feeding but haul-out onto land to reproduce, raise their pups, molt, and rest. They are known to aggregate near fishing vessels, preying on bycatch discards. 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