average lifespan of a sea otter
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- Answered by The Community. Making the world better, one answer at a time. River Otters have been known to live sixteen years in captivity, and may live 10 - 20 yrs in the wild. Sea otters can live up to 25 years of age, although the average lifespan is 10 to 12 years.
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Does Alaska's Environment endanger Sea Otters? The Alaska SeaLife Center's sea otter research also attributes several possible factors to Aleutian sea otter declines. Their studies, like Kuker and Barrett-Lennard admit that killer whale predation is believed to be one of the leading causes of decline (Kuker and Barrett-Lennard, 2010, 107).
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Basic Facts about Sea Otters Behavior. Sea otters spend much of their lives in the water and can dive up to 330 feet when foraging for food. They sometimes rest in coastal kelp forests, often draping the kelp over their bodies to keep from drifting away. Sea otters are also one of the few mammals other than primates known to use tools.
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Captive killer whales In the wild, female killer whales have a typical lifespan of 60–80 years, and a maximum recorded lifespan of 103 years. The average lifespan for males in the wild is 30 years, but some live up to 50–60 years. SeaWorld San Antonio's 14-year-old Taku, born in captivity, died suddenly on October 17, 2007.he practice of exhibiting killer whales born in captivity is less controversial than of retaining free-born orcas, since the captive-born orcas have known no other world and may not be able to adapt to life in the wild.
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- 1. Premature Deaths. Orcas in the wild have an average life expectancy of 30 to 50 years—their estimated maximum lifespan is 60 to 70 years for males and 80 to over 100 for females.The average age of death for orcas who have died at SeaWorld is 13 years old.© Free Morgan Foundation.rcas in the wild have an average life expectancy of 30 to 50 years—their estimated maximum lifespan is 60 to 70 years for males and 80 to over 100 for females. The average age of death for orcas who have died at SeaWorld is 13 years old. © Free Morgan Foundation.
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Sea Otters A 75 pound otter can eat up to 1,500 sea urchins a day, or about 25 pounds of seafood (for a 75 pound kid, that would amount to eating 75 quarter pound hamburgers every day!). To meet it’s high energetic and thermoregulation demands, a sea otter’s metabolic rate is 2 to 3 times that of comparatively sized mammals.
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- Lifes­pan/Longevity. Dugongs have lifes­pans of 70 years or more in the wild, which is es­ti­mated by count­ing the growth lay­ers that make up a dugong’s tusks. How­ever, they are prone to a ex­ten­sive array of par­a­sites and dis­eases, some of which are in­fec­tious.
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How long can a sea otter live for? Male sea otters live for 10 to 15 years, Female live from 15 to 20 years.
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What is the life span of a small mouth bass? Lifespan/Longevity Extreme lifespan (wild) 26 years (high) Typical lifespan (wild) Average life span is between 6 and 14 years (Carlander, 1977). 2 people found this useful.
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- Healthy adult Sea otters vary between 14 kg up to 45 kg; 28 kg is about average..   Male Sea otters tend to be larger than females.
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African  Spotted-necked Otter Pictures, Stock Photos, Images, Illustrations Male spotted-necked otters grow to a length of 1.2 meters long (about 4 feet) including the tail, with females being slightly smaller. Fully grown specimens weigh 4-6.5 kg (9-14 lbs), and they have a long, slender appearance.potted-necked otters have litters of 1-4 pups. They are born in September, can swim by November, and are weaned within 3 to 4 months of birth. They are independent from their family group at two years. If the first litter of pups in a season does not survive, they can breed again.
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- A total of 1,303 otters were harvested in 2013 and sold for an average price of $57.10. Bob Bluett, furbearer biologist for DNR, said the decline in river otter harvest is directly related to the decline in their value in the global fur market.
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FKM FKM (by ASTM D1418 standard) (equivalent to FPM by ISO/DIN 1629 standard) is the designation for about 80% of fluoroelastomers as defined in ASTM D1418. Other fluorinated elastomers are perfluoro-elastomers (FFKM) and tetrafluoro ethylene/propylene rubbers (FEPM). All FKMs contain vinylidene fluoride as a monomer.
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- In 1969 and 1970, 59 sea otters were reintroduced to the Washington coast from Amchitka Island, Alaska. The sea otter was listed as a state endangered species in 1981, due to its small population size, restricted distribution, and vulnerability.From 1989 to the most recent survey in 2004, the population has been growing at an average annual rate of 8.2%.n 1969 and 1970, 59 sea otters were reintroduced to the Washington coast from Amchitka Island, Alaska. The sea otter was listed as a state endangered species in 1981, due to its small population size, restricted distribution, and vulnerability.
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Endangered Sea Otter The sea otter (Enhydra lutris) is a marine mammal native to the coasts of the northern and eastern North Pacific Ocean.Adult sea otters typically weigh between 14 and 45 kg (31 and 99 lb), making them the heaviest members of the weasel family, but among the smallest marine mammals.n the wild, sea otters live to a maximum age of 23 years, with average lifespans of 10–15 years for males and 15–20 years for females. Several captive individuals have lived past 20 years, and a female at the Seattle Aquarium died at the age of 28 years.
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Sea Otter Sea otters were hunted for their fur to the point of near extinction. Early in the 20th century only 1,000 to 2,000 animals remained. Today, sea otters are protected by law.
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Sea otters Sea otters. Why they're in trouble: Sea otters were hunted to near-extinction by the 1920s, leaving surviving populations small and vulnerable. They are now primarily threatened by oil spills, conflict with the fishing industry and diseases that are intensified by pollution.
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Sea Otters Sea otters generally forage close to shore in depths shallower than 60 feet (18 m) but are capable of diving to depths of 300 feet (90 m) or more. With a relatively large lung capacity for it’s size, an otter can hold its breath for 5 minutes, but most dives are two minutes or less in duration. Reproduction Sea otters are polygynous, meaning that males have multiple female partners. Males are usually territorial, typically mating with several females in an area that they defend.
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Sea Otter This coat is invaluable to otters, but it has worth to some humans as well. Sea otters were hunted for their fur to the point of near extinction. Early in the 20th century only 1,000 to 2,000 animals remained. Today, 100,000 to 150,000 sea otters are protected by law.
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Sea Otter A sea otter has a metabolic rate much higher than most mammals of similar size, and must consume large quantities of food. Adult sea otters may eat as much as 9 kg (20 lb.) of food each day. Among their food preferences are sea urchins, crabs, abalone, clams, mussels, octopus, and fishes.
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How To Quickly Cook Shrimp on the Stovetop Add the shrimp to the hot pan: When the oil is hot and flows easily, add the shrimp to the pan. The shrimp should sizzle on contact (if not, warm your pan a little longer next time). Season the shrimp with salt and pepper: Sprinkle salt and pepper over the shrimp. Be generous!
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Loggerhead sea turtle Orcas in the wild have an average life expectancy of 30 to 50 years—their estimated maximum lifespan is 60 to 70 years for males and 80 to over 100 for females. The average age of death for orcas who have died at SeaWorld is 13 years old. © Free Morgan Foundation.
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SeaWorld Tries to Convince You That Keeping Orcas is Ethical Claim #3: SeaWorld’s killer whales’ life spans are equivalent with those in the wild. SeaWorld argues that the life spans of its captive orcas are “comparable” to those in the wild, stating that five of its orcas are older than 30, with one being close to 50.
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- William Shatner says Star Wars created Star Trek. Here's why. William Shatner managed to put phasers on stun during the show’s 50th-anniversary Las Vegas convention over the weekend when the Canadian actor stated Star Wars had saved Star Trek. “First of all, Star Wars created Star Trek.
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What is the Lifespan of a Dolphin? According to some marine biologists that have studied dolphins, the life span of a dolphin is up to 20 years old.