Behavior/Reproduction We observed it's most southern population on the coast of FWS finalized a recovery plan for the Southwest Alaska sea otter in 2013. Currently the population is estimated at just above 3,000 animals. In the western Aleutian Islands, killer whale predation and possibly loss of carrying capacity are primary concerns. Mammal 2- Order. This growth, coupled with concern that sea otters are competing with commercial fisheries for sea urchins, sea cucumbers, crabs, and clams has led to calls from Alaska State officials and some fisheries groups for a cull of the population. The survivors were scattered among small colonies in remote areas of Russia, Alaska, British Columbia, and central California. Box 115526 1255 W. 8th Street Juneau, AK 99811-5526 Office Locations she has a habit of saying teya(てや) 1 Media 1.1 Mobile Game (2015) 1.1.1 In-Game Stats 1.1.2 Quote 2 In Real Life 3 External Links Voice Actress: Yamashita Mami (山下まみ) Romaji "Teya-teya, watashi ha kairui wo ishi wo tsukatte waru no desu. activities can impact the lives of marine mammals. Scientific names. Historically, sea otters (Enhydra lutris) inhabited coastal waters from Baja California north to the coast of southern Alaska, west across the Aleutian islands to the Kamchatka Peninsula in Russia, and south to the northern islands of Japan. A less precipitous decline occurred over that same period in the eastern Aleutian Islands. The results of this study are expected to inform a determination of the stock’s status relative to its optimum sustainable population level, which in turn will dictate what management options might be available under the MMPA. Ongoing conservation efforts are directed at monitoring changes in abundance and distribution of northern sea otters and trying to ascertain the causes of declines in southwestern Alaska. However, researchers did not Researchers are working to complete an analysis of carrying capacity for the growing southeast Alaska. More than 80 percent of southern sea otters live within the Monterey Bay National Marine Sanctuary. Enhydra Fleming, 1822 – sea otters : Species: Enhydra lutris (Linnaeus, 1758) – Sea Otter, Nutria marina : Direct Children: Subspecies: Enhydra lutris kenyoni Wilson, 1991 – northern sea otter : Subspecies: Enhydra lutris lutris (Linnaeus, 1758) – sea otter : Subspecies: Enhydra lutris nereis (Merriam, 1904) – southern sea otter She is of average height in stature and has dark gray eyes. Northern sea otter. Since the prohibition on commercial hunting in 1911, sea otters have recolonized or have been reintroduced into much of their historic range. The scientific name of the sea otter is Enhydra lutris. The oil clogs the otter�s fur limiting it These marine mammals spend a lot of their day grooming their fur! A separate population also exists along the Aleutian The northern sea otter is endemic to the Eastern Pacific between the Aleutian Islands in Alaska and Oregon. To support their high metabolism, sea otters eat approximately 25 percent of their body weight in food each day. The This southern sea otter population is a perfect example of how human Adult males also have gray hair on the backs of their necks. The Fur Trade Sea otters were hunte… chosen by a given sea otter is strongly influenced by what he was lutris, which means "otter that lives in the water". Conservation It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems. on their backs. Northern Sea Otter wears a dark gray one-piece swimsuit that has a frilled trim around the waist, … This particular species is given the scientific name of Enhydra lutris. The U.S. Enhydra lutris lutrus. They blow air bubbles into their fur to create inside their armpit for later use. Competition with commercial shellfish fisheries, entanglement in commercial fishing gear, oil spills, disease outbreaks, contaminants, subsistence harvests, killer whale predation. The sea otter spends most of its time in the water but, in some locations, comes ashore to sleep or rest. Fish and Wildlife Service (FWS) listed the Southwest Alaska stock as threatened in 2005 and designated critical habitat for the population in 2009. In Alaska there are three stocks of northern sea otters—the Southwest stock, the Southcentral stock, and the Southeast stock. 90% of the world’s sea otters live in coastal Alaska. Southern sea otters, also known as California sea otters, live in the waters along the central California coastline. Northern sea otters live in the waters off southcoastal Alaska, British Columbia, and Washington State. otters. Rebuilding the population took about 25 years. Northern Sea Otter has short-length, pure white hair that is tied together at two spots on the top of either side of her head. because it is the only marine mammal without blubber. mammal. The sea otter is the heaviest (the giant otter is longer, but significantly slimmer) member of the family Mustelidae, a diverse group that includes the 13 otter species and terrestrial animals such as weasels, badgers, and minks. In North America, there are two distinct sea otter subspecies, the northern sea otter (E. l. kenyoni) and the southern sea otter (E. l. nereis).Northern sea otters are found in the Aleutian Islands, South Central and Southeast Alaska, British Columbia, and Washington. primarily feed on mollusks and crustaceans. All three stocks in Alaska are protected under the MMPA. By the time the Marine Mammal Protection Act (MMPA) was enacted in 1972, remnant groups in Alaska had grown considerably and, in the late 1960s and early 1970s, several hundred otters were moved from Amchitka Island and Prince William Sound to try to reestablish populations in southeast Alaska and the outer coasts of Washington and Oregon. have begun to search for explanations for this decline and, at Male pups weigh 12 pounds (5.4 kg) and grow to 385-605 pounds (175-275 kg) and seve… Southern sea otters (Enhydra lutris nereis), also known as California sea otters, have been listed as a threatened species under the Endangered Species Act since 1977. In 1911, hunting was prohibited under the terms of an international treaty for the protection of North Pacific fur seals and sea otters signed by the United States, Japan, Great Britain (for Canada), and Russia. Without blubber, sea otters rely on thick, waterproof fur. with minks and weasels. AFS Mammals of the World Orders 2018. Sea otters are suited to their marine environment by adaptations of dentition, skeletal structure, and pelage. 62 terms. Common Name: Northern American Sea Otter. mollusks with stones is a form of tool use. Sea otters have the scientific name Enhydra lutris, and are from the family Mustelidae, a family of mammals that have a carnivorous diet that includes weasels and badgers. The North American river otter occurs in much of Canada and the United States, except for portions of the Southwest, and in Mexico in the Rio Grande and Colorado River delta areas. This is the species known as the sea otter. Sea otters live in shallow coastal waters off the northern Pacific. The rise and fall of In southeast Alaska, sea otter numbers have nearly doubled since the early 2000s, which has led to calls from commercial shellfish fisheries and the state of Alaska to manage sea otters in important fishing areas. (Ryan Wolt). species is aptly named because sea otters rarely come Northern sea otters face a variety of threats throughout their range. Europeans first named them "sea bears" which is similar to their scientific name Callorhinus ursinus, meaning "bear-like." then float on their backs placing the rock on their abdomens. However, the population of sea otter peaked around 1995 and now has been once again on the decline. the sea otter�s reliance on its dense fur makes it particularly The only member of the genus Enhydra, the sea otter is so different from other mustelid species that, as recentl… bodies were very thin when discovered. Photo taken under U.S. FWS permit #MA-043219. Since the 1980s, most northern sea otter populations have continued to recover. Domain: Eukarya. The practice of cracking open approximately 200 sea otters dying between recent counts. Sea otter scientific name is Enhydra lutris. The Southeast stock can be found in the coastal waters of Southeast Alaska. They characteristically dive to the bottom of the taught by observing his mother. Pups are born with a black pelt, which becomes dark brown with lighter coloration on the chest and belly. The Commission is following closely work being done by the FWS, USGS, and others to monitor the status of the Alaska population stocks. This suggests a weakened immune system is the cause. To appreciate this, imagine all the hair Sea otters (Enhydra lutris) are an easily recognized and beloved marine mammal. All sea otters belong to the genus Enhydra. Although there are now more than 20,000 sea otters in southeast Alaska, the population likely remains below its optimum sustainable population level, something that the USGS and FWS are currently assessing. tip. In contrast, sea otters in the Kodiak Archipelago do not appear to have experienced any significant decline over the past 20 years. In contrast to the Southwest Alaska stock, the numbers of otters in the Southcentral and Southeast Alaska stocks have increased or stabilized despite thousands of sea otters from the Southcentral Alaska stock having died in Prince William Sound as a result of the 1989 Exxon Valdez oil spill. In southeast Alaska, sea otter numbers have nearly doubled since the early 2000s! Some susceptible to oil spills. Back at the surface, they The abundance of Southwest Alaska sea otters in the western and central Aleutian Islands declined by nearly 90 percent between the early 1990s and 2005. Female: Adult female Alaskan sea otters can reach weights of up to 33 kg (72 lbs. Common Name: Northern Sea Otter. Scientific Name: Enhydra lutris kenyoni. The North American river otter (Lontra canadensis) is a semiaquatic mammal in the weasel family.While it may simply be called the "river otter" in North America (to distinguish it from the sea otter) there are other river otter species throughout the world. An adult North American river otter … Adult sea otters may eat as much as 9 kg (20 lbs.) Description. Future actions to conserve the threatened southwest Alaska sea otter population will depend on the results of planned abundance surveys and additional research into the cause or causes of observed declines. Populations in south-central and southeast Alaska continue to grow or have stabilized. first, it was believed that the otters were starving because their Content provided by otters keep the same stone throughout their entire lives, placing it Population levels in the Southcentral stock have now stabilized and are estimated to be around 15,000 animals. follicles from ten human heads compacted into one square inch. Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. Despite its common name, the North American river otter is equally comfortable in either coastal marine or freshwater habitats. Scientists Fur seals are known and named for their thick fur, which has 300,000 hairs per square inch. This find a decline in the main food sources for the otters. Year of Rescue: 2017. of food each day. DDT and tributylin, a substance found in boat paint, may be the The Sea Otter's scientific name is Enhydra The Sea Otter's scientific name is Enhydra lutris, which means "otter that lives in the water". For more information on Southern sea otters, see the Commission’s 2012 annual report. Biology 2 Scientific Names. The stock of sea otters in southeastern Alaska has grown exponentially since their reintroduction in the late 1960s. That designation includes waters out to either 100 meters from shore or out to the 20 fathom isobaths in most areas within the population’s range. When The river otter has a streamlined flexible body, webbed feet, muscular tail, flattened head and short, thick neck. Before commercial hunting began in the mid-1700s, an estimated 150,000 to 300,000 sea otters occurred in coastal waters throughout the rim of the North Pacific Ocean from northern Japan to Baja California, Mexico. It is counted twice per year with From the Aleutian Islands to south-central and southeastern Alaska, British Columbia, and Washington State, where otters have been reintroduced. The sea otter can be found along the Pacific Coastline of North OTHER SETS BY THIS CREATOR. extinction. America. The sea otter is the only member of this genus. Instead, She posses ears and a tail that befit her species, her tail and ears being a gray color. particularly Toxoplasma, in levels higher than in healthy sea Alaska Department of Fish and Game P.O. range in weight from 50-100lbs and grow to 4-5ft from head to tail on land. Scientific Name: Enhydra lutris. otters then repeatedly hit the mollusk against the rock in order to Sea Otter Scientific Name. Scientific Name: Enhydra lutris. The Southcentral and Southeast Alaska stocks continue to grow or have stabilized and are not listed under the ESA. causes of the otters' weakened immune system. North American River Otter. this practice was discontinued in the mid 20th century, the Southern Facts about Sea Otter, "Scientific name for Sea Otter is Enhydra lutris". The Commission expects to review updated stock assessment reports for the three northern sea otter stocks in 2018. Other theories suggest that the observed declines are attributable to oceanographic changes or fisheries effects. One theory for the observed population declines is an increase in predation by killer whales. The fur of the sea otter is more dense than that of any other Distribution: The northern sea otter subspecies (E. lutris kenyoni), is found in the Aleutian Islands, Southern Alaska, British Columbia, and Washington. The U.S. Geological Survey (USGS) published a 2014 report concluding that the population had recovered to pre-spill levels. Unfortunately, Sea otters. In Alaska there are three stocks of northern sea otters—the Southwest stock, the Southcentral stock, and the Southeast stock. insulators which separate the sea otter's skin from the cold water. Habitat/Diet Michael Noonan, PhD. is estimated at 2000 animals. "Sea Otter" is an Enhydra type of sea animal that belongs to the Mustelidae family. Sea otters are rare animals, a small population of which has been preserved in the tropical and temperate regions of the coast of South America. from maintaining the necessary insulating air pockets. The sea otter fits all of these characteristics and also is active year round like members in this family. Opossums. The Southern population Taxonomy/Description Scientific Name: Lontra canadensis. The Southwest stock, which includes otters in the Aleutian Archipelago, the Alaska Peninsula, and Kodiak Island, is listed as threatened under the Endangered Species Act (ESA). The southwest Alaska sea otter population is listed as threatened under the Endangered Species and designated as depleted under the Marine Mammal Protection Act. This species is aptly named because sea otters rarely come This animal is the largest otter species by weight. The species is also protected under the federal Marine Mammal Protection Act, and has “fully protected” status under California state law. air pockets around the hair follicles and these air pockets act as Two sea otter subspecies occur in the United States, the southern sea otter (Enhydra lutris nereis) and the northern sea otter (E.l. kenyoni). The Northern river otter is the largest river otter in North America and Canada. The skeletal structure of the sea otter is loosely articulated and lacks a clavicle which allow… Sea otters were once hunted extensively for their dense pelts. Sea otter dentition is adapted for crushing hard-shelled invertebrates such as clams, urchins, and crabs. The Sea Otter mammals hail from the northern and eastern coasts of the North Pacific Ocean, and they are one among the smallest animals in their family. Like other otter Friends she has a trimmed white fur collar around her neck. the northern Pacific. Diet A sea otter has a metabolic rate much higher than most mammals of similar size, and must consume large quantities of food. The type of mollusk Elsewhere in Alaska, competition with commercial shellfish fisheries, entanglement in commercial fishing gear, oil spills, disease outbreaks, contaminants, and subsistence harvests are the primary threats. been hypothesized that human pollutants in the water such as PCB�s, The Alaska SeaLife Center is a non-profit institution that relies on your support to maintain its important ongoing scientific exploration. ), and female California sea otters weigh on average 20 kg (44 lbs.) Island chain of Alaska. We also have advised the State of Alaska on management options available for responding to the continued growth of the southeast Alaska population. U.S. FWS Stock Assessment Reports – Sea Otters, USGS Nearshore Marine Ecosystem Research Program, Alaska Department of Fish and Game Northern Sea Otter species page, International Union for Conservation of Nature (IUCN) Sea Otter page, Marine Mammal Commission: An Independent Agency of the U.S. Government, Provisions for Managing Fisheries Interactions. Pictures: Feeding Foods and Ecological niche: Sea otters main sources of food: urchins, mussels, clams, crabs, and snails Ecological niche: Sea otters live and familiarize themselves in shallow waters. studies of the dead otters did show parasites and protozoa, It has When feeding, sea otters can often be seen floating Adults The range of these mammals extends from Peru to the southern part of Cape Horn, and in Argentina, on the coast of the Tierra del Fuego. This animal is the largest otter species by weight. Currently sea otters can be found in Alaska, Russia, British Columbia, Washington, and California. Northern Sea Otter (アラスカラッコ, Arasuka Rakko) is a Friends that appeared in the Kemono Friends game. carnivorous marsupials (dasyurids, Tasmanian devils) ... Scientific Names (AP Biology 2) 45 terms. It can weigh up to 30 pounds and as long as 60 inches long when fully grown. Enhydra lutris has three subspecies that live in geographically separate populations: Enhydra lutris nereis — Southern sea otter or “California” sea otter; ranges in California from San Mateo County … Letter to FWS regarding an incidental take authorization for oil and gas activities in Cook Inlet, Letter to FWS regarding a draft stock assessment report for three stocks of Northern sea otters in Alaska, Letter to FWS regarding request for comments on the interpretation of specific terms as they pertain to Alaska natives’ taking of sea otters. Most people are familiar with animals that live in the ocean but come onto land, such as seals, sea lions, sea otters, penguins, and puffins. 49 terms. Sea otters are the smallest marine mammal and are most closely related to river otters. Males are much larger than females, even at birth. Each sea otter has over 1 million hairs per square inch on their body! It is unique among the mustelids in not making dens or burrows, in having no functional anal scent glands, and in being able to live its entire life without leaving the water. By then, only a few thousand otters remained. In southeast Alaska, sea otter numbers have nearly doubled since the early 2000s, which has led to calls from commercial shellfish fisheries and the state of Alaska to manage sea otters in important fishing areas. Sea otters live in shallow coastal waters in the northern Pacific. Sea otters are specialist feeders who Sea otters are a member of the weasel family (Mustelidae) and live in the near-shore waters along the North Pacific ocean. Species: Lontra canadensis No children of Northern River Otter (Lontra canadensis) found. ocean and pick up a mollusk and a rock. There are many ways to get involved. This adaptation is critically necessary for the sea otter to survive Didelphimorphia. Within Alaska, there are 3 stocks. California. In some places on its body it has as many as one million break open the hard shell and gain access to the meat inside. dense fur allows the sea Otter to keep warm in the cold waters of They are native to the northern coastlines of the Pacific Ocean, from northern Japan to Baja, Mexico. They have furry bodies, whiskered faces, and a propensity to lay on their backs and float on the water, a behavior that humans perceive as evidence of fun-loving. The playful North American river otter is equally at home in the water and on land. Sea otters feed on sea urchins, abalone, mussels, clams, crabs, snails and about 40 other marine species. hairs per square inch! In the U.S., there are two distinct sea otter subspecies, the Northern sea otter and the Southern (or California) sea otter. Kingdom: Animalia Sea otters belong to the weasel family, Mustelidae, which they share The scientific order Carnivora includes all mammals belonging to the dog, cat, and bear families, as well as raccoons and otters. Canisius College students under the direction of Japanese & Russian sea otter. kiai iremakuri nandesu. Dasyuromorhia. The Southern sea otter is native to the coast of California. The North American river otter (Lontra canadensis), also known as the northern river otter or common otter, is a semiaquatic mammal endemic to the North American continent found in and along its waterways and coasts. population of sea otters made a wonderful recovery from near Dense pelts they characteristically dive to the Eastern Pacific between the Aleutian Islands to south-central and Alaska! A lot of their body weight in food each day Act, and has dark gray eyes air! 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