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Recent population surveys (2001 to 2004) indicate the Canadian sea otter population includes a Also on the list of endangered animals of Canada are the American eel, the Atlantic Bluefin tuna, the Atlantic halibut, the black-footed ferret, the Blanding’s turtle, the blue whale, and the copper redhorse. Stats reveal that many otters died between years 1999-2006 of shark bites. Today the species is protected under the Endangered Species Act & Marine Mammal Protection Act. WWF-Canada works to save a growing number of threatened and endangered species. In Canada, endangered or extinct animals are divided into four categories: Extirpated Endangered They use their flat, webbed hind feet to swim and have been known to swim up to 5mph. As top predators, sea otters are critical to maintaining the balance of nearshore ecosystems, such as kelp forests, embayments and estuaries. The otters play an important role in controlling sea urchin populations, which would otherwise damage the kelp forest ecosystem. When diving, their nostrils and ears close and their People actively hunted for the sea otters’ wool in the 18th century, which meant destructive influence for the species, and sea otters began to occur less frequently and less frequently in the natural habitat. Sea otters are a keystone species, meaning their role in their environment has a greater effect than other species. The IUCN Red List has listed sea otters as an endangered species since 2000 and their current population status is decreasing. 2. Their numbers slowly increased, and their endangered status was downgraded to threatened in 1996, then to special concern in 2007. When they try to groom their fur by licking, they ingest the poisonous oil and die of toxicity. Sea otters today are considered a species that is endangered. explains why and how the sea otter is endangered Essay by lastminutechic88 , High School, 10th grade , A , October 2004 download word file , … The river otter is protected and insulated by a thick, water-repellent coat of fur. Fish and Wildlife Service, sea otters have been protected under the Endangered Species Act since 1977. Sea otters, for instance, must eat around 25-30% of their body weight in sea urchins, clams, and crabs daily in order to maintain their high metabolic rate. They also have a reduced population size, which puts them in danger of becoming extinct. Management Plan for the Sea Otter 2014 2 government also established the Checleset Bay Ecological Reserve in 1981, protecting 33,321 ha of marine habitat, or 3% of the Area of Occurrence for the species in Canada. By 1900, sea otters were on the verge of extinction; the last documented sighting in British Columbia was in 1929. 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. The Southern Sea Otter & Southwest Stock of Northern Sea Otters in Alaska are both listed as “threatened” under the Endangered Species Act. These are the words of WWF Canada, an international non-governmental organization founded in 1961 and dedicated to protecting the environment. Sea otters are the smallest species of marine mammal, and one of the most vulnerable endangered species in North America. The only estuary in California that is currently home to a distinct and self-sustaining population of sea otters is Elkhorn Slough at Moss Landing in Monterey Bay. Protection has permitted them to increase and reoccupy much of their former range. In Canada, sea otters are protected under the Species at Risk Act. Sea Otter (Enhydra lutris), largest and most marine weasel, lives exclusively in shallow seas of the N Pacific, formerly from Japan to California.Ruthless hunting for their valuable pelts almost exterminated sea otters before 1900. The sea otters get covered from head to tail in oil which permeates into their coat that disrupts the insulation. Existing protection In Canada sea otters were federally listed as Threatened in 2003 and under the Species at Risk Act are protected from killing, harming, capturing, and harassing. This species of sea otter is actually native to the Eurasia. This means that there are less crabs around to eat sea slugs, who can then eat up up all the algae growing on … In response to this, the Canadian Sea Otter Recovery Team formed an oil response plan specifically for the sea otter, and implemented it in 2004 (Fisheries and Oceans Canada, 2013). They are one of the few animals known to use tools – they use small rocks to open shellfish. According to the U.S. By 1850, sea otters in Canada were considered commercially extinct. However, 89 sea otters were reintroduced to the coast of BC from 1969-1972. Biology - The sea otter feeds on clams, sea urchins, abalone, crabs, mussels, starfish and fish. The Southern Sea Otter & Southwest Stock of Northern Sea Otters in Alaska are both listed as “threatened” under the Endangered Species Act. Sea Otter off the coast of British Columbia, Canada. They are regarded as an endangered species by international regulations, and without additional protection, they may become extinct in the near future. OCEANWALKERS Sea Otters live in coastal waters & estuaries. Hunters sold as many as 1,200 pelts per year. The following table is a non-exhaustive list of aquatic species at risk found in Canadian waters. Sea otters live and play in the waters off the Pacific coast. Known as a keystone species, sea otters have a greater effect on their environment than other organisms within that system. The sea otter has increased its population by "an average of well over 100 per cent" in the past 50 years, according to the WWF's report released Tuesday, but remains at risk of extinction. An international treaty (1911) gave protection to the endangered sea otters, and by the late 1960s the Alaskan population had grown to about 30,000. During the late 1700s and 1800s, the sea otter was heavily hunted on the Pacific coast. The last verified sea otter in Canada was shot near Kyuquot, British Columbia (BC), in 1929. Sea Otters in California and Western Alaska are listed federally under the United States Sea otters have low genetic diversity, which could endanger their health as a species, a UCLA-led team of life scientists has discovered. Distribution - Naturally occurring from the Aleutian Islands to Alaska, the sea otter has been transplanted to the southern part of Canada's Pacific coast. Sea otters in southeast Alaska are not listed as threatened or endangered, but the agency cannot intervene to protect commercial fisheries until a species is at "optimum sustainable population." Between 1969 and 1972, 89 sea otters from Amchitka and Prince William Sound, Alaska, were translocated to Checleset Bay on the west coast of Vancouver Island. This species of sea otter can grow and reach the number of 95 cm in length for its body and 35 cm in length for its tail. Some species are already protected under the Species at Risk Act (SARA) while some are under consideration for addition to the Act.Please check back regularly for … ), the Sea Otter population in Canada has increased to about 900 animals and has been growing at a rate of 17 to 20 percent per year. River otters do not. Sea otters spend a lot of their time floating on their backs—they rest, groom and eat in this position. The Sea Otter was originally listed as “Threatened” under the Act, but was subsequently listed at a lower risk level of “Special Concern” following the 2007 assessment by the Committee on the Status of Endangered Wildlife in Canada (COSEWIC) as “Special Concern” due to the increased population growth and expansion into historic range. The Sea Otter was hunted to near extinction in the 19th century. The sea otter was placed under the Endangered Species Act (ESA) in 1973 and is now listed on CITES Appendix I and II. Not only are sea otters one of the most adorable mammals found in our ocean, they also play an essential role in their marine ecosystem. Everything from sea otters to leatherback turtles, from whooping cranes to wood bison are at risk” [wwf.ca]. Another endangered sea otter species is known as the european otter, also known as eurasian river otter, common otter, and old world otter. Sea The otters were hunted for their pelts, and a total of around 55,000 otter pelts were taken from North America. Ranging from climate change, to oil spills, to pollution there are many threats that have hindered sea otters from being more prosperous and being upgraded from endangered to threatened. In 2010, the Government of Canada launched a recovery plan with the goal of reaching a population size where even a catastrophic event would not severely diminish or even extirpate the sea otter population. Canada was missing its smallest marine animal until 1969, when 89 Alaskan sea otters were relocated to Checleset Bay, off northwest Vancouver Island. European otter. ever sea otters and commercial and subsistence invertebrate fisheries exist in California, Alaska, and British Columbia. A few survived in Alaska and California. Browse through the collection of videos at coastalvoices.net that highlight how Indigenous communities in British Columbia and Alaska managed their relationship with sea otters in the past, the challenges presented by sea otters today, and how these communities are planning for the future. Sea otters are commonly seen in large groups, while river otters rarely occur in groups larger than a single family which may include 3-4 young. “Sea otters probably numbered in the thousands in this estuary prior to being driven to local extinction by overhunting,” the researchers noted in the study. Search Aquatic Species at Risk. Photo: BritishColumbia.com. Other Endangered Species Of Canada. As of 2020, the sea otter is considered Endangered by the International Union for Conservation of Nature and Natural Resources (IUCN) Red List of Threatened Species. Sea otters are listed as an endangered species because they are vulnerable to oil spills from ships and coastal tanker traffic. 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