Photo by Lilian Carswell, U.S. Sea otters are commonly spotted on WWF’s Alaska tours. Your email address will not be published. Female sea otters generally have a single pup per litter, that is treated with much affection and attention, and any extra pups are generally abandoned. Sea otters spend much of their time sleeping by floating on their backs in water, and grooming, which increases the air capacity of their fur, their floating ability, the fur’s water repelling ability, and protection from cold. Despite its common name, the North American river otter is equally comfortable in either coastal marine or freshwater habitats. Fish and Wildlife Service. The length of a sea otter is four feet in California whereas in north sea, the height is slightly more than this. Here are five interesting facts about them: These beautiful animals are the smallest marine mammals in the world, measuring just 148 cm long. They tend to stick to freshwater areas including lakes and rivers. �5`�ɾ̞"YL��*0�D�F�١`�`�DfjI�B?���4�"�W�� �@lFu�f���V Rv%��`��`��HN��b��l�]j �;��,~�����`�&X�X�s0��/�;3r�&�JCĎ�$���``��?84����i�]� o?! Sea otters are not particularly streamlined, and because of this, they are the slowest swimming of all marine mammals. Sea otters use rocks to remove prey from their shells. Although it can walk on land, the sea otter is capable of living exclusively in the oce… Sea otters have the most dense fur of all living animals, which insulates the animal against the cold, while the outer layer of hair is waterpoof and it acts as a shield to protect the inner layer from getting wet. Sea otters dive to rocky reefs, where they collect invertebrates and also a large rock. At birth, the weight of a pup is 3 to 5 pounds. Currently there are less than 3,000 Sea Otters in California, between 65,000 and 78,000 in Washington, Canada, and Alaska combined. 9. Visit Ten Random Facts's profile on Pinterest. The Northern Sea Otter is found in Washington, Canada, and Alaska. Sea otters are the smallest marine mammal and are most closely related to river otters. Sea otter is the heaviest and the second smallest aquatic member of weasel family. h��W�n�F�yI�F��.������$-l�. North American Sea Otters are larger than Asian otters. This makes up for its lack of blubber in the cold Pacific water. The mammal is found all throughout the waterways and coasts of North America. The northern sea otters can weigh as much as 100 pounds. Sea Otters have joined the ranks of ducks, chickens, pigs, whales, horses, and elephant seals, all animals that can contract influenza.According to a study by the U.S. Geological Survey, sea otters living in a remote area in Washington state were carriers of the H1N1 virus. Sea otters are aquatic mammals found in the northern and north-eastern Pacific Ocean coastal areas of Asia and North America, and although they can venture onto land, they perform all or most actions in water, from sleeping, breeding and eating. The fur is responsible for insulating them and keeping them warm because they do not have a layer of blubber to keep them warm and protect them from the outside environment. Your email address will not be published. Fun Facts. Sea otters remain endangered, due to the mammal almost being obliterated by human hunting from 1741 to 1911 for their valuable fur, causing the world population to drop from 150,000 – 300,000 down to 1,000 – 2,000 animals, and since they have been protected in various capacities since 1911, the population has somewhat recovered with 100,000 – 150,000 animals that now exist. [1] Top speed for a sea otter is 5.6 mph (9 km/hr), [2] but speeds of 2 to 3 mph (3.2 to 4.8 km/hr) are more common. Sea otters mainly live in … The Southeast stock can be found in the coastal waters of Southeast Alaska. Sea otters are the only fully aquatic form of otters, but they share features with … Even a baby sea otter can stay warm on the open ocean, but they do need some help from their mothers. North American Sea Otter is also more slender than other otter breeds. Email me at cris (at) tenrandomfacts (dot) com and ask for a specific topic. Their fur is the densest of any animal with about 100,000 hairs per square centimeter. Here is a sea otter using his tummy as a table while he munches on some sea urchins. Their teeth are strong enough to crunch open a clam shell or bite through a sea urchin's spines. A sea otter’s pelt is the thickest of any mammal. The sea otter (Enhydra lutris) is a marine mammal native to the coasts of the northern and eastern North Pacific Ocean. Diet. endstream endobj startxref 0 %%EOF 274 0 obj <>stream Sea otter’s fur is coloured dark brown, black, brown-grey or yellow in colour, and is occasionally speckled with a silver colour. In California, the weight of a female is 45 lbs and of a male otte… On an adult animal, there are an estimated 650,000 hairs per square inch. Sea otters are suited to their marine environment by adaptations of dentition, skeletal structure, and pelage. Lifespan: 10-15 years on average, but some have lived to be 20. Pups begin to dive and forage at about 2 months. It is made up of a waterproof top layer and a short underlayer, which can contain as many as one million hairs per square inch. Sea otters can have a pup any time of the year. For one of the smallest marine mammals on Earth (yet the largest member of the weasel family), the sea otter has racked up quite a few superlatives: 10. A sea otter grooms itself to stay warm. National Geographic: Sea Otter 2. The sea otter (Enhydra lutris)! It ranges from 250,000 to a million hairs per square inch, according to the Defenders of Wildlife. 2. Sea otters are very unique and affectionate animals. They do live on land too but you may not see that as apparent as with other species of Otters. Sea otters are a member of the weasel family (Mustelidae) and live in the near-shore waters along the North Pacific ocean. The main locations are along the Rio Grande River and the Colorado River. Currently there are less than 3,000 Sea Otters in California, between 65,000 and 78 ,000 in Washington, Canada, and Alaska combined. Additional resources 1. Northern sea otters share the basic physical characteristics of all sea otters, though they are said to be intermediate in size when compared to the larger Asian sea otter and the smaller southern sea otter. Sea otter moms typically nurse and care for their pups for about 6 months before weaning them. Most sea otters measure less than 50 inches. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. Sea otters live in shallow coastal waters in the northern Pacific. Sea otters can swim submerged at a rate of 9 km/h (5.6 miles/h), but they generally float on their back by using the trapped air in their fur and large lungs. They usually weigh between 7 to 31 pounds (3 – 14 kg). Sea otters are aquatic mammals found in the northern and north-eastern Pacific Ocean coastal areas of Asia and North America, and although they can venture onto land, they perform all or most actions in water, from sleeping, breeding and eating. Sea otters are very unique and affectionate animals. And, the They have very thick fur – near about 250,000 to one million hair per square inch. Predators and Prey of the Sea Otter The sea otter's diet includes about 40 marine species, including urchins, crabs, clams, abalones, mussels, and snails. Sea otters inhabit temperate coastal waters with rocky or soft sediment ocean bottom. Unlike most marine mammals, the sea otter's primary form of insulation is an exceptionally thick coat of fur, the densest in the animal kingdom. Upon returning to the surface, they float on their backs, with the rock on the stomachs. The males of this subspecies weigh around 65 pounds while females are 45 pounds in weight. Most posts contain affiliate links. The Northern Sea Otter is found in Washington, Canad a, and Alaska. Required fields are marked *. – Source 13. They do fine in both cold and warm temperatures of water. Oct 24, 2018 - Explore Kristen Marie's board "Otter Facts", followed by 103 people on Pinterest. Sea otters use their whiskers to sense underwater movement, along with their good sense of smell, as well as their vision and hearing abilities, and their diet mainly consists of fish, crustaceans, sea urchins and molluscs. Fact5: The sea otter lifespan is 10-15 years for males; 15-20 years for females.. Sea otter moms typically only give birth to 1 pup. The Northern River Otter is found both in Canada and the United States. ���h��D��3KR"uIh'O�@�{Μ9s(�X dp�V���%�E+�Zh�R����ShMY������ԴCDL�,��cO����FL�nx���h\h���Z��$ +�!�a�F�V`��E���Z��x ��!H�p�QxA{�@��cXq�=� �0�q�R~��},�e���@E�ЁpYg� �]_��q���NË��4ܟTY����y�ͪ�տ���,ɧ�/Ҥ���\������^xp���C�$P�Y:��"�#������H���竊�������{]�y1�.��� �� E��V�ݫ0���]'���(>�&��4"$F����v,`Hu��Qކg��f|���X�h�G��4��}��(��,xm�����y�T�ڌ�`8I^��b��U1���̦�-`�����4���+\x���^ h�b``P```z�����i�103��96̉rw�Ĥ�jlf��h��h �"Kd+��b���'����1�2�bNd�`neb`Z��_�%e�.uS߉!�����1K�&�_FAfM��L�N3�qMf�a�a�Z����,���uQ��/��a������ Today I want to write about one of the most fascinating animals in the world, the sea otter. Sea otters can spend their entire life in water. The northern sea otter (Enhyrda lutris kenyoni), which lives from the Aleutian Islands off Alaska, down to Washington state, and; The southern sea otter (Enhyrda lutris nereis), which lives in southern California. Like sea otters, river otters also display thickest furs that ensure a limited heat loss. �“Yr� �Ó"����F8?��b�V�~�C2�g�,��v (�g�ͮ���U2�&���, X�.M�Y~�� �'_kK�L.ڃ�)���(�+��{{ca�I~֏R~��]�`����j�G��|�ǥ�1,Y��]�瓂^f�~�Ȗ�'Y��o�� ��/�%Yp�K�)�����/�tQ~N�S�� ���\����F"���[�D�9� ��c`y"f֢�$��������������٢J�g��^v�6�� W�����F2�w�������Q���֣��XA:� �Ѫ��Fn��,����Ê~���I�d^�ӡ�L4ޗnH��U:8�o+�N��8��"����Hr�E��j��� ��:0�e� �4���IH���У��f���ѯ���Q����Vp�*��-F+�^ Currently you have JavaScript disabled. The sea otter can live its entire life without leaving the water. And, the The female sea otters are smaller as they grow up to 4.7 feet in length and weigh up to 73 pounds. �� � �P� ׁ�O��'��^�ԣ�VQΗ�m���≐�k�� $� H��!Y��u���f�$R���QciƨS�tc�Xas��c�X��Z���7E*�n� Sea otters are brown to almost black in color, but hands and necks whiten in older animals. h�bbd```b``. They live in offshore forests of giant kelp (Macrocystis pyrifera), and spend most of their active time foraging below the canopy. – Source 12. Sea otters are known to wrap their pups and themselves in kelp to keep from drifting out to sea. Sea Otter Facts: Habitat: Northern and eastern North Pacific Ocean. Warm air trapped in a sea otter’s fur keeps them warm in chilly waters.When otters dive, they seal their ears and nose.The word otter comes from Old English and Indo European root words that were also used to create the English word for water.Otters have the densest fur in the world. Click here for instructions on how to enable JavaScript in your browser. Within Alaska, there are 3 stocks. They have an interesting method of eating their prey. Their nickname is the “sea beaver.” It is native to the coasts of the northern and eastern North Pacific Ocean. A group of otters is called a romp. %PDF-1.5 %���� 192 0 obj <> endobj 237 0 obj <>/Filter/FlateDecode/ID[<1CA25C7AADEA574ABB4F728ED178F7B4>]/Index[192 83]/Info 191 0 R/Length 186/Prev 291871/Root 193 0 R/Size 275/Type/XRef/W[1 3 1]>>stream The smallest marine mammal, sea otters can be as long as 4 feet (1.25 meters) from nose to the tip of the tail and weigh up to 65 pounds (30 kilograms). Read more about this in the. National Geographic: North American River Otter 3. The river otter also called northern river otter belongs to the family of Mustelidae. Sea otter facts! Fun Facts for Kids. The Russian Sea Otter is found off the eastern coast of Russia and several have been reported in Japan. Weight of otter depends on their breed. ��Ō{�3�@-fY��,��b[��PfV. Sea otters eat fish and marine invertebrates like crabs, urchins, sea stars, and abalone, as well as squid and octopuses. The sea otter (Enhydra lutris) is rare, completely marine otter. Newborn sea otter pups are so buoyant they can’t immediately dive for food. Whereas a female southern sea otter grows up to 50 pounds, a female northern sea otter can weigh up to 70 pounds. The sea otter's dark brown fur is the finest and densest of any animal fur. For males, the difference is also significant — a southern male grows up to 70 pounds while a northern male can reach up to 100 pounds! Sea otters are foragers that eat mostly hard-shelled invertebrates, including sea urchins and a variety of clams, mussels, and crabs. 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. The Russian Sea Otter is found off the eastern coast of Russia and several have been reported in Japan. The size of the California (or southern) sea otters is about 4 feet. Southern sea otters breed and pup year-round, while northern sea otter pups in Alaska are usually born in the spring. The skeletal structure of the sea otter is loosely articulated and lacks a clavicle which allows … Under their arms, Sea otters have built in pockets. Sea otters eat about 25% of their weight every day, and is arguably the number one cause in sea otter … 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. 7P�b��;jR�pڀ���W��t�� Ѥ��G��-�C����["!D$�=�%�QP ��vb��zX} ��!Z��!h�|��?�iZ��S�1�^��� �ʇ����*}� ��f����8�@��2.�����>�_���Ǝ � k6��1�چŽh5���?�a��u�(Y��śӣ��]�z/ki'����f,�o��ҀD �Y�����H�����!�7�K��(�U�%�m��d��}#�>2�Q�a�F"X�d0��n� �B�Ռ�pg�Mfgi|�����W }Jѽp��Zro'�OO����x���׃�Ⱥ��~D��h�!t���+�Vv�{*C+�9�V�1��V����d�TY^@E@�d���hx�BQ�0��j�k�h�캦vR�42&����o�4D�G�� � @� M�_!��"�E��;��!�9��ǃ݊/�ᎃY2��A� 8��! Quick facts about this adorable marine mammal! I recently found out that sea otters fall asleep holding paws and my heart has never been so full. Mishka is an asthmatic otter who uses an inhaler. Their bodies are insulated by a thick fur coat and not by blubber as in other marine mammals. 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Kelp to keep from drifting northern sea otter facts to sea usually weigh between 7 31... Leaving the water they float on their backs, with the rock as a table against which they their. In Washington, Canada, and abalone, as well as squid and octopuses ( Enhydra )! Spend their entire life without leaving the water either coastal marine or freshwater habitats all throughout waterways... Mussels, and abalone, as well as squid and octopuses year-round, while sea...