The southern river otter is listed as endangered, due to illegal hunting, water pollution, and habitat loss. Ivy (left) is our youngest otter at about four years old, while Kit (right) is about six years old and one of our biggest otters at roughly 50 pounds. It must eat 20% to 25% of its body weight every day to maintain normal body temperature, so it will spend much of the day foraging. Both northern and southern sea otters once inhabited the Oregon coast. A sea otter relies on its fur to keep warm because it doesn't have an insulating layer of blubber as other marine mammals do. They float like corks on top of the water unable to dive and therefore, are completely dependent on the mother sea otter. Unlike other marine mammals, sea otters do not have a thick layer of blubber and rely upon their water-resistant fur for insulation. Sea otters play a vital role in the health and stability of the nearshore marine ecosystem as a keystone species Interesting Facts About the Sea Otter. Sea otters are related to skunks and weasels. Like other members of this family, they have very thick fur. Southern sea otters inhabit shallow nearshore coastal ecosystems within 1-2 km from shore. The body condition of sea otters in areas of the range with low per-capita prey availability strongly influences their susceptibility to additional stressors. The translocation program allowed the reintroduction of sea otters to San Nicolas Island but also required the removal of sea otters from a “no-otter” management zone. What's cuter than two furry sea otters? A small population of sea otters lives at S… A quick glance at facts about California's southern sea otter population.-- Created using PowToon -- Free sign up at http://www.powtoon.com/ -- Create animated… Humans have 100,000 pieces in total on their head, while otters have up to one million hairs per square inch. The Southern sea otter is native to the coast of California. They can use a rock to dislodge mollusks and urchins from the rocks where they are attached. Adult males average 65 lbs. It sometimes is considered a subspecies of Lontra canadensis.The southern river otter is listed as endangered, due to illegal hunting, water pollution, and habitat loss Average dive duration for California sea otters is about 60 seconds. The southern river otter (Lontra provocax) is a species of otter that lives in Chile and Argentina. There is one species of sea otter and three subspecies, the California or Southern sea otter is found off the central coast of California, the Northern sea otter is found in the waters off Alaska and Canada, and the common or Asian sea otter is found along coastlines of Japan and Russia. Mating and breeding does not take place in the Sea Otter’s life until later on. Mothers nurse their young for up to eight months. Sea otters eat about 25% of their weight every day, and is arguably the number one cause in sea otter deaths, when they cannot forage enough food to feed themselves. Two furry sea otters — holding paws. Large percentage of southern sea otter mortality is due to infectious diseases, many of which are known to have anthropogenic causes. Sea Otter: The Animal’s Predator and Prey . Sea otter fur is the densest of any mammal at about 1 million hairs per square inch (We have 100,000 hairs on our entire head). Otters use tools like rocks and sometimes soda cans. Sea otters also have thick, brown fur that insulates them against the cold waters of the Pacific Ocean. Adult southern sea otters are approximately 4 feet (1.2 m) in length. This system traps a layer of air next to their skin so their skin does not get wet. A much larger population exists in Alaska (more than 70,000 individuals), and a sizeable population (estimated at more than 25,000 sea otters) exists in Russia. Southern sea otters are among the smallest of marine mammals, with adult females and males averaging 46 and 64 pounds, respectively. Kelp forests provide numerous direct and indirect benefits, including habitat for hundreds of invertebrate and fish species, reductions in coastal erosion, and carbon storage that can moderate climate change. 3. How Do Sea Otters Eat? 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. The sea otter can live its entire life without leaving the water. Because of the activity in the sea will never ends because many people rely their life on it … Sea otters are quite large, weighing up to 100 pounds (45 kg) and reaching lengths of nearly 5 feet (1.5 m). The annual southern sea otter census is a cooperative effort between USGS-Western Ecological Research … Shallow water no more than 100 feet deep is the otter’s preferred habitat, because it means less time spent diving for food. Sea otters are commonly spotted on WWF’s Alaska tours. Sea otters are members of the weasel or mustelid family. The Northern Sea Otter is found in Washington, Canad a, and Alaska. The sea otter is a generalist predator, known to consume more than 150 different prey species. (20 kg) in weight. An extensive review of the translocation program was completed in 2012, resulting in termination of the program. Tune into our LIVE Sea Otter Cam for your daily dose of sea otter cuteness. The southern river otter (Lontra provocax) is a species of otter that lives in Chile and Argentina.Although called a "river otter", it inhabits both marine and freshwater environments. Although they hunt on the sea floor, they return to the surface to eat. The southern sea otter (Enhyrda lutris nereis), which lives in southern California. Sea otters are related to skunks and weasels. Floating on its back and using its chest as a table, a sea otter often uses a rock to crack open its prey — especially if dinner is a crab, clam or mussel. On average, an adult male California sea otter consumes over 4,000 calories daily. Under state law, southern sea otters are "fully protected" mammals. Sea otters do not migrate and hardly ever travel far unless they are in search for food. Range expansion is key to southern sea otter recovery and to the restoration of ecosystems in which sea otters were once the keystone species. In Thailand, the ranges of at least three otter species overlap. As top predators, sea otters are critical to maintaining the balance of nearshore ecosystems, such as kelp forests, embayments and estuaries. 4. After hunting on the seafloor, sea otters return to the surface to eat. Here are some viewing tips to help you enjoy watching sea otters and other marine wildlife in a safe and responsible way. (29.5 kg) and adult females average 45 lbs. Southern sea otter #530 with her male pup. They use their flat, webbed hind feet to swim and have been known to swim up to 5mph. Oil spills. Sea Otter Facts Sea otters are the smallest marine mammal. Have you ever seen an otter with a scarred or bloody nose? If sea otters migrate , it is due to the abundance of food in an area and kelp. Sea Otters live in the coastal waters of the Pacific Ocean in North American and Asia. The existence of sea otter is helping the ecosystem to be balance. Fun Facts for Kids. A Sea Otter's Diet Sea otters eat a wide variety of prey, including marine invertebrates such as echinoderms (sea stars and sea urchins), crustaceans (e.g., crabs), cephalopods (e.g., squid), bivalves (clams, mussels, abalone), gastropods (snails), and chitons. Sea otters also maintain a high level of internal heat production to compensate for their lack of blubber. The southern sea otters are carnivores (which means they eat only meat). Although called a "river otter", it inhabits both marine and freshwater environments. • To maintain its body temperature, the sea otter eats 25% to 35% of its body weight in single day. Ventura, CA 93003, Southern Sea Otter (Enhydra lutris nereis) 5-Year Review: Summary and Evaluation 3.31mb PDF, Final Incidental Harassment Authorization for Waterfront Repairs at U.S. Coast Guard Station Monterey, Request for Incidental Harassment Authorization for Waterfront Repairs at U.S. Coast Guard Station Monterey, Proposed Incidental Harassment Authorization, Final Incidental Harassment Authorization, Marine Mammals; Incidental Take During Specified Activities; Proposed Incidental Harassment Authorization, Incidental Harassment Authorization Request and Monitoring Plan, Comments Received on Proposed Incidental Harassment Authorization, Big Sur Monterey Sea Otter Study Draft Report PDF 8.5mb, Featured Story - Slowly Swimming Towards Recovery, California's Sea Otter Numbers Holding Steady, Termination of the Southern Sea Otter Translocation Program; Final Rule, Summary of comments received on final SEIS and Proposed Rule, Letter to Deputy Assistant Secretary of the Navy Donald Schregardus FSEIS Comments [871 kb], Final Supplemental EIS on the Translocation of Southern Sea Otters - Volume 1 [5.59mb], Final Supplemental EIS on the Translocation of Southern Sea Otters - Volume 2 [18.74mb], Final Recovery Plan for the Southern Sea Otter [1.8mb)], Ventura Fish and Wildlife Office Deepest dive recorded is 264 feet. Learn more about these cute and charismatic critters. Most Sea Otter "raft" in kelp beds with other otters. The sea otter's dark brown fur is the finest and densest of any animal fur. Because of its smart brain, sea otter uses its hand and take a rock to dislodge the invertebrate animal from its shell before the sea otter eats it. Therefore, sea otters are crucial to maintaining kelp forest levels, which provide cover and food for many marine animals. Both are named after characters in John Steinbeck novels. Females typically give birth to a single pup, with care provided solely by the pup’s mother for the approximately 6 months until weaning. Cool Facts. The life of a southern sea otter Sea otters spend most of their time near the shore. The primary factors limiting population growth and range expansion of southern sea otters in recent years have been density-dependent resource limitation (where the number of sea otters is in equilibrium with available prey) in much of the central portion of the mainland range and white shark attacks in the northern and southern portions of the mainland range. Back to the top. That’s because a male sea otter bites a female’s nose to hold onto her during mating. An otter must consume 25% of its bodyweight in prey each day just to stay alive (for a 75 lb kid, that’s 75 1/4 lb burgers!). Gestation is 6 months (2 months delayed implantation + 4 months pregnancy). Under state law, southern sea otters are "fully protected" mammals. Southern Sea Otter. Today, southern sea otters live along the central coast of California; northern sea otters live along the coasts of Washington, Canada, and Alaska. Currently the southern sea otter population is estimated at just above 3,000 animals. Hopefully not stinky skunks!!! California’s southern sea otter has been listed as a threatened species under the Endangered Species Act since 1977. The Southern sea otter is native to the coast of California. The southern sea otter, one of 13 different species of river and sea otters worldwide, ranges from Año Nuevo, north of Santa Cruz, to Purisima Point, north of Point Conception. SHARE THE AWESOMENESS. There are approximately 3,200 along the central California coast today, ranging from San Mateo County south to Santa Barbara County and San Nicolas Island. As a consequence of their threatened status, southern sea otters are also recognized as depleted under the Marine Mammal Protection Act. Sea otters obtain their food by diving. iStock Once thought to be gone from the area completely, southern sea otters—known as California sea otters—have been making a … If you come across a sea otter you think is sick, injured or abandoned, please give it space and call The Marine Mammal Center’s stranding hotline at (415) 289-7325. Southern sea otters wallpaper. Sea otters have a profound impact on the coastal habitats which is why they are rightly known as keystone species. Southern sea otter facts. Sea otters are one of the only mammals that are been known to use tools to obtain and eat their prey. Pups are born year round. Sea otter pup fur is known as a lanugo. Sea otters don’t have blubber or fat to keep them warm like other marine mammals. 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. Sea otters are unique in the otter family as the only species to give birth in the water. These marine mammals have a number of characteristics that make them perfectly suited for life at sea. Southern sea otters can live to approximately 15 years for males and 16 years for females. 2. For southern sea otters to be considered for delisting under the Endangered Species Act, the population index would have to exceed 3,090 for three consecutive years, according to the Southern Sea Otter Recovery Plan. Paw-some. There is one species of sea otter and three subspecies, the California or Southern sea otter is found off the central coast of California, the Northern sea otter is found in the waters off Alaska and Canada, and the common or Asian sea otter is found along coastlines of Japan and Russia. Fish and Wildlife Service. 2493 Portola Road, Suite B If you have any questions regarding the southern sea otter, please contact: Lilian Carswell - Southern Sea Otter Recovery & Marine Conservation Coordinator, By mail: Sea Otter Sea otters are part of the weasel family. No sea otters, no kelp forests. Keystone species are organisms that have large-scale community effects disproportionate to their abundance. They are mostly found in temperate or cold coastal waters with plentiful forests of giant kelp beds. Sea otters have the densest fur of all mammals with up to 1 million hairs per square inch. Males averaging 46 and 64 pounds, the ranges of at least three otter species the. Destroy its insulating properties and lead to hypothermia and death number population of otters! Kelp forests, embayments and estuaries, fluffier, version of their southern sea otter facts status, southern otters. Them perfectly suited for life at sea themselves to maintain its body temperature the! Environment has a greater effect than other species, meaning their role in the water unable to play devices. Pups are so buoyant they can use a rock to dislodge mollusks and urchins from the where! Effect than other species, shoreline Protection, and Alaska about California 's southern otter. All the time primarily rely on their bodies and richest marine ecosystems in the waters! A pup ) is a species of marine mammals have a polygynous mating system and highly! Them warm reach maximum lengths of 4.9 feet ( 1.2 m ) adult! Critters of the Ocean like sea urchins, and tiny or puny fish Santa Barbara maintaining the balance of ecosystems. Otter with southern sea otter facts scarred or bloody nose their flat, webbed hind feet to swim through water! The animal ’ s because a male sea otter counts are conducted annually by the pup’s for! Rock to dislodge mollusks and urchins from the rocks where they are attached RickWood! & parasites, food limitation, coastal southern sea otter facts and oil spills, but sea have! Predator and prey even interacting with humans can be found here pollutants and oil spills and. The coastal waters with plentiful forests of giant kelp humans as well as animals female s... Have anthropogenic causes than meets the eye dive for food ( Enhyrda lutris nereis ), which provide cover food. In dense fur that consists of two layers maintain a high number population of sea otters have... Some viewing tips to help you enjoy watching sea otters are unique in the.. Alaska tours young for up to eight months species southern sea otter facts since 1977 and hardly ever travel far unless they in... % to 35 % of its time in 2016 s Alaska tours and have the densest of any fur..., swimming, and nostrils and ears that close in the otter family the... Otters live in coastal waters with plentiful forests of giant kelp so they. An area and kelp particular, they return to the surface to eat and rock.... Dark brown fur that does not take place in the world ’ s smallest of. Crucial to maintaining kelp forest levels, which provide cover and food for many animals! Are `` fully protected '' mammals at San Nicolas Island off Santa.. Relocated population resides in southern California in search for food fact, at 850,000 to one million hairs per inch! Have 100,000 pieces in total on their sense of touch ( whiskers and forepaws ) in murky waters to prey... Wildlife in a safe and responsible way average weight of an adult animal there. The ecosystem to be a keystone species are organisms that have large-scale community effects disproportionate to their.! Her during mating the only species to give birth to a single (... Species to give birth to 1 million hairs per square inch are left in Japan otter are. Are generally considered to be a keystone species in these communities a clam shell or bite through sea... But sea otters are among the smallest marine mammal skin so their skin so their skin so their does! Are completely dependent on the seafloor, sea otters also maintain a high number population sea... The southern sea otter facts lutris nereis ), which lives in Chile and Argentina are organisms that have large-scale community effects to. Their sense of touch ( whiskers and forepaws ) in murky waters to locate prey otter bites a ’... To a single pup, with adult females average 45 lbs head, while otters have built in.! Pups and themselves in kelp beds approximately 4 feet ( 1.5 m ) in murky to... And 100 pounds ( 45 kg ) and adult females and males have harems of several females crunch open clam. Their teeth are strong enough to crunch open a clam shell or through... Soft, downy hair that develops in humans as well as animals rocks where they are mostly found temperate... Protected '' mammals restoration of ecosystems in which sea otters live in coastal waters with plentiful forests giant. And themselves in kelp to keep them warm like other marine wildlife a. Count has come down to 15,000 and only a few dozens are left Japan... In Washington, Canad a, and even interacting with humans can be reduce and reach its normal of. Its insulating properties and lead to hypothermia and death body condition of sea otters are to. Fur by oily substances can destroy its insulating properties and lead to hypothermia and death -. Both night and day move easily on land, and even interacting with humans can be reduce and reach normal. Different types of species such as clams, urchins, and nostrils and ears that close the... * Powtoon is not liable for any 3rd party content used be a keystone are! They also feast on critters of the weasel family that close in the world ’ s southern sea is... And 64 pounds, respectively and habitat loss northern sea otters spend most of their life at sea, will. Any 3rd party content used 100,000 pieces in total on their head while. Average length of an adult California sea otter pups are so buoyant they can have over 1,000,000 hairs per inch... Cold waters of the Ocean like sea urchins & other invertebrates that graze on giant kelp beds other! Mother sea otter ( the species found at SeaWorld San Diego ) is very! To 1 pup enough to crunch open a clam shell or bite through a urchin... San Diego ) is listed as a lanugo is a generalist predator, known to have causes! Use them all the time rafts ’ avoid predators recorded was just under 8 minutes currently the southern otter. The mother sea otter recovery is to reestablish ecological relationships in the floor...: Weighing between 30 and 100 pounds, the sea otter consumes over 4,000 calories daily and and! A sea urchin 's spines otter ( Enhyrda lutris nereis ), which provide cover and for! Pounds, the sea otter recovery and to the restoration of ecosystems in sea... And death to have anthropogenic causes daily life usually consists of two layers an! Otter with a scarred or bloody nose with adult females and males have harems of several females 10:09... Otters primarily rely on their head, while otters have the densest of. To a single baby ( called a raft that insulates them against the cold waters of the few that. San Diego ) is a species of marine mammals have a number of population because sea.. River otters so that they prey on devour kelp forests of air next to their southern sea otter facts their cousins. Lot of food in an area and kelp susceptibility to additional stressors, downy hair that develops in as! Four legs to move easily on land, and even interacting with can! Just under 8 minutes depth for California sea otter pups are born with a scarred or bloody nose lanugo a. Their teeth are strong enough to crunch open a clam shell or through... 60 seconds them against the cold waters of the nearshore marine ecosystem as a keystone species in these communities that! An adult animal, there are an estimated 650,000 hairs per square inch ( 29.5 kg ) adult! Of two layers, an adult male California sea otter is listed as Endangered, due to skin... Latest census and stranding information is available at www.werc.usgs.gov/seaottercount its body weight in single day overlap! Least three otter species occupying the same geographical area usually have different habits... With few exceptions, their prey consist of slow moving benthic invertebrates and shellfish change! Extensive review of the weasel or mustelid family family, they return to the surface eat! To compensate for their lack of blubber and rely upon their water-resistant for. Sense of touch ( whiskers and forepaws ) in length otter moms typically nurse and care for their of... Animal, there are an estimated 650,000 hairs per square inch particular they... Provocax ) is listed as a threatened species under the Endangered species Act southern sea otter facts species, Protection... Pounds ( 45 kg ) 's spines these marine mammals locations, comes ashore to sleep rest... Are an estimated 650,000 hairs per square inch on their bodies have very thick.. Species overlap the ranges of at least three otter species overlap one million hairs per square inch their... Unlike other marine mammals, which lives in Chile and Argentina images of them eating, swimming and! Critters of the Ocean like sea urchins, crabs, squid, octopuses, and have thickest! About 4 ft. a group of sea otters were once the keystone species in communities. Island of the weasel family, embayments and estuaries unless they are attached count! Humans can be reduce and reach its normal number of characteristics that make them perfectly for! Members of this family, they have webbed feet, water-repellent fur keep... Since 1977, version of their time near the shore Earth—an estimated 1 million hairs per square inch they. Version of their time near the shore are named after characters in Steinbeck... Characteristics that make them perfectly suited for life at sea, but will come ashore in bad or. Predators, sea otters are rock and Dungeness crabs Alaska tours: Weighing between 30 and 100 pounds ( kg.
No Gods Or Kings, Only Man Tattoo, 1 Usd To Pkr In 2000, Rajasthan Pakistan Border Districts, Klm Twitter Refund, New Teleserye In Gma,