The North American river otters can live for 8-9 years in the wild. Otters are friendly looking creatures and are not a threat to human but once provoked, they can bite and fight you back with their tails. Otter’s gestation period is 6-8 months. Th… The river otter's eyes and ears are located high on its head for surface swimming. Sources: Estes, J.A., Smith, N.S., and J.F. Wild sea otters typically have a lifespan between 15 and 20 years. Their main habitat is on the land near to water bodies.  Occasional vagrant sightings still occur as far afield as the Falkland Islands. The interesting bit about sea otters is that the reproduction process begins with the male courting the female. Sea otter predation and community organization in the Western Aleutian Islands, Alaska. The sea otter is diurnal. Poaching is still a problem, but one of unknown magnitude. Mating, birth, and nursing take pl… Check out our marine otter selection for the very best in unique or custom, handmade pieces from our shops.  Otters are known to take larger fish on land to eat, whereas smaller fish are consumed in the water. What is the lifespan of a sea otter? Of course, this is not the case when they are held in captivity because most of them have managed to extend their lifespan when they were placed in zoos and rescue centers. When otters dive, they are able to seal their nose and ears. This saltwater exclusivity is unlike most other otter species, except for the almost fully aquatic sea otter (Enhydra lutris) of the North Pacific. There are many different factors that affect the longevity of otters. Save my name, email, and website in this browser for the next time I comment. But if sea otters are abundant, they eat sea urchins and keep the urchin population in check, which allows kelp to flourish. Otters are adorable animals and they can live both in the land and in the river. Females are slightly smaller, weighing 14-33 kg and measuring 1-1.4 m in length. The highest estimated age of a wild sea otter is 23 years old (Allegra, Rath and Gunderson, 2012). In The tail measures 30 to 36 cm (12 to 14 in). The marine otter is a member of the weasel family, Mustelidae, in the Mammalian Order of Carnivora. The sea otter spends most of its time in the water but, in some locations, comes ashore to sleep or rest. The highest estimated age of a wild sea otter is 23 years old (Allegra, Rath and Gunderson, 2012). Hunted nearly to extinction by the fur trade, sea otters are endangered and currently exist in only a portion of their historic range. River otters have long, stiff and highly sensitive facial whiskers that aid in locating and capturing prey. The sea otter is one of the smallest marine mammals, but one of the largest members of the weasel family, Mustelidae. Interestingly, otters are smart planners. Adult males weigh on average … Marine otters are foraging predators that eat a wide variety of prey. Home otter-marine 2019-05-20T17:42:41+02:00 WHY ME . Lifespan, Longevity & Reproduction. Otters are carnivorous mammals in the subfamily Lutrinae.The 13 extant otter species are all semiaquatic, aquatic or marine, with diets based on fish and invertebrates.Lutrinae is a branch of the Mustelidae family, which also includes weasels, badgers, mink, and wolverines, among other animals. It is one of only two species in the weasel family that spends time in the ocean, but unlike the sea otter, which spends its whole life in the ocean, the marine otter lives on land, feeds along rocky shores, and makes only short trips into the water to hunt. The Sea Otter is a specie from the Enhydra genus. Status: Near Threatened … Otter cubs only open their eyes about five weeks after they are born. Otters are one of the most interesting mammals on our planet. Currently, the species has stable populations in Alaska, alo… Other mustelids include ferrets and mink. The ventral side (underside) of the paws are partially covered in fur. The scientific name means "otter cat", and in Spanish, the marine otter is also often referred to as gato marino: "marine cat". Family: The Sea Otter is the largest member of the weasel family (the Mustelidae). Caves and crevices in the rocky shorelines may provide them with the cover they need, and often a holt will have no land access at high tide. They use the rock as a table against which they smash their shelled prey to … The waterline, which consists of rocky shores and kelp forests though marine otter lifespan otter can!... otters live in the world 's leading otter charities life in the tropical rain of! T the heaviest and usually remain within a kilometer from the giant otter weighs... Extensively hunted both for their pelts, which consists of rocky shores and kelp, infrequently. 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