northern elephant seal weight

January 12, 2021 4:38 am Published by Leave your thoughts

Weight 1,300-2,000 (590kg- 907kg) Length 7-12 feet (2.1-3.6 m) ADULT MALE FACTS. The biggest bull Northern elephant seals weigh about 5,000 pounds. Adult males may grow to over 13 feet (4 m) in length and weigh up to 4,500 pounds (2,000 kg). Northern elephant seals range from Alaska, down the west coast to Mexico. When foraging, the dive depth of the Northern elephant seal averages 500 to 600 m (1,640 - 1,970 ft), but it is able to dive to as much as 1,500 m (4,920 ft) and stay under water for over 1 hour. But they spend most of the time, 8 to 10 months of the year, elsewhere. In case you’re curious, the walrus is a close third behind the northern elephant seal when it comes to size. Northern elephant seals only take short breaks at the surface which is when they are likely to be seen from shore. Southern elephant seals are the largest seal species, followed by Northern seals. Fun Facts for Kids. The biggest on record was nearly 11,000 pounds in weight. Northern elephant seals feed mainly on squid and fishes, however, their diet also consists of rays and sharks. Females weigh about 2,000 pounds (907 kg). Northern elephant seals face threats such as entanglement in fishing gear, vessel strikes, marine debris, and disturbance while on shore. The adult male, “the elephant of the sea,” has a large flexible snout that looks like an elephant’s trunk. They are the sole members of the genus ‘Mirounga’ of the family ‘Phocidae’ or ‘true seals’. Killer whales, sharks and other seals are their main predators. Thanks to successful conservation projects they are thriving once again. Learn More. Northern elephant seals are the largest of the “true”, or “earless”, seals in all of the Northern Hemisphere. Elephant seals are well named because adult males have large noses that resemble an elephant's trunk. Did You Know? Female’s snouts grow just beyond the mouth and have smoother necks. Females will come ashore only a few days before giving birth to her pup. The Whale Trail updated their cover photo. The Northern Elephant Seal (Mirounga angustirostris) and the Southern Elephant Seal (Mirounga leonina) were both hunted nearly to extinction by the end of the nineteenth […] The Northern Elephant Seal Mirounga angustirostris. One Southern seal recorded diving at a depth of almost 7,000 feet! The males are very large with a weight of up to 5,000 pounds. The northern elephant seal is the second largest seal in the world, after the southern … 7-12 feet (2.1-3.6 m), Weight Adult males may grow to over 13 feet (4 m) in length and weigh up to 4,500 pounds (2,000 kg). Northern Elephant Seal – Mirounga angustirostris Description. They are very large and the males have what is similar to an elephant’s trunk on their face yet it is very short. The female, on the other hand, weighs about a third of the male, which is a dramatic example of sexual dimorphism, or physical size difference between the sexes of a species. Northern & Southern elephant seal. These seals may weigh about the same as a small SUV, but can look a lot like driftwood on the beach at first glance. On the Whale Trail, Northern elephant seals can be seen at sea while they are at the surface between their long dives. He might weigh as much as 4,500 pounds, and he can flop his jiggly body across the sand as fast as we can run. The largest colonies are found off southern California and the Channel Islands. Fish, molluscs, krill, crustaceans, squid and other sea life are usually on their menu. Elephant seals are expert underwater hunters who search for food at night and are capable of diving deep below the waves. The females are much smaller at 10 feet (3 m) in length and 1,500 pounds (600 kg). The first elephant seals on Año Nuevo Island were sighted in 1955, and the first pup was born there in 1961. Both sexes have black whiskers and V-shaped hind flippers. They use their large nose to makes sounds and vocally threatening other males. Today, there are approximately 160,000 northern elephant seals. The adult male, “the elephant of the sea,” has a large flexible snout that looks like an elephant’s trunk. The population estimate for the California stock of Northern elephant seals is around 180,000. Southern seals and Northern seals. In case you’re curious, the walrus is a close third behind the northern elephant seal when it comes to size. 2. Adult female elephant seals are approximately 9 feet in length and weigh about 900 pounds. The northern and southern elephant seal can be distinguished by various external features. Elephant seals come ashore in the winter to mate and give birth. The northern elephant seal is yellowish or gray-brown, and the southern is blue-gray. They are shorter too at only 12 feet. Males are larger than females and can grow to 12 feet in length and weigh over 4,000 pounds. Females reach 9 feet and 1,600 pounds. Males grow to huge sizes, and they can weigh 8,800 pounds (3,991 kg) or more. The largest known bull elephant seal was 6.7 metres in length and weighed 3400 kilograms (about four tons). Large gatherings of the seals — including adult males that can weigh up to 4,400 pounds and reach 19 feet in length — are typically found along the Pacific coast in areas called rookeries. Southern elephant seals are able to dive to over 4,921 feet (1,500 meters) and remain underwater for as long as two hours. Northern elephant seals are preyed on by great white sharks, a significant cause of mortality in juvenile seals, and sometimes also by killer whales. 4,400 pounds (1996 kg) Elephant Seals (Mirounga leonina and Mirounga angustirostris) There are two species of elephant seal. A key physical characters is the male’s elongated snout, called a proboscis. rookery was studied in northern elephant seal pups at Aiio Nuevo Island, California. The have a large range in the Pacific Ocean and can be seen from Alaska to Mexico. Northern elephant seals are polygamous breeders, meaning during the mating season males establish a dominance over a large group of females. Elephant seal pups weigh around 75 pounds (34 kg) when they are born. Elephant seals, and pups in particular, are also on the menu of other animals. Point Robinson was one of the first locations on The Whale Trail! The females are much smaller at 10 feet (3 m) in length and 1,500 pounds (600 kg). Point Robinson is adjacent to the narrowest part of Puget Sound, and the whales sometimes come spectacularly close to shore. The Whale Trail depends on your support. Life Expectancy Race Rocks, along with the Pacific Coast, is the northernmost breeding ground. Species: angustirostris largest pinniped outside Southern elephant seal (Ling & Bryden, 1981). Northern elephant seals spend much of the year, generally about 9 months, in the ocean. During this time, they look to be in bad shape, however it is normal. Found in the Antarctic, sub-Antarctic, and islands off the West coast of North America, these enormous ocean sea mammals were one endangered. Elephant seals feed on fish and on squid or other cephalopods. ; Females: 990–1,300 lb. 1,300-2,000 (590kg- 907kg) Pups are born black and will molt into a silver coat after 4-6 weeks, once they are weened. Northern elephant seal bulls reach a length of 4.3 to 4.8 m (14 to 16 ft) and the heaviest weigh about 2,500 kg (5,500 lb). Look for groups of molting males at northern California sites like McKerrecher State Park. The huge male northern elephant seal typically weighs 1,500–2,300 kg (3,300–5,100 lb) and measures 4–5 m (13–16 ft), although some males can weigh up to 3,700 kg (8,200 lb). Follow Washington State Ferries for guidance about ferry travel. When northern elephant seals come on shore to breed, the females will fast while mating and suckling their pups. The females are much smaller at 9-12 feet (2.5-4 m) in length and 900-1,800 pounds (400-800 kg). What do they do when they are away? Size of a southern male elephant seal is about 6 meters (20 feet) long, and weight up to 6000 kilograms (8,800 pounds). Adult males may grow to 14-16 feet (4-5 m) in length and weigh up to 5,000 pounds (2,300 kg). Average weight: Males: 3,300–4,400 lb. Get involved! (Photo by Mark Sears, NOAA Permit 21348) Note: while COVID-19 Restrictions are in place, please visit Whale Trail sites close to home that don't require a ferry ride. Two elephant seal species exist, which include the Northern elephant seal and the Southern elephant seal. Males return slightly after females. They have the biggest weight difference between males and females of any animal species. Mature males are easily spotted by their large noses that resemble elephant trunks. Fill out our nomination form for that amazing site. The population began to increase in the 1900s. When foraging, the dive depth of the Northern elephant seal averages 500 to 600 m (1,640 - 1,970 ft), but it is able to dive to as much as 1,500 m (4,920 ft) and stay under water for over 1 hour. They have the biggest weight difference between males and females of any animal species. April through August, elephant seals return to beaches to shed their skin, or molt. Can you spot the Northern Elephant Seals in these photos? AND ONE NEARLY WENT EXTINCT. The females are much smaller when it comes to weight with only about 2,000 pounds. They usually dive to depths of between 1,000 and 2,500 feet. With the recovery of the northern elephant seal population, increasing numbers of elephant seals congregate on local beaches where visitors see them give birth, mate, molt and snooze. The Elephant seals nose is used in producing extraordinarily loud roaring noises, especially during the mating season. 75 pounds (35 kg) Northern Elephant Seal Elephant seals are the only seals that molt and shed their outer layer of skin. Fe­males typ­i­cally weigh 600 to 900 kg and males, which out­weigh fe­males by 3 to 10 times, can top out at 2300 kg. Mirounga angustirostris Elephant seals are the largest seals on the earth with two major species i.e. Mating occurs from December to March and pups are born in early winter, from December to January. In Washington, adult females can be in their feeding areas of Washington and Oregon, during their time between spring/summer molting and winter breeding season. ... See MoreSee Less, Share on FacebookShare on TwitterShare on Linked InShare by Email, Good news for Orcas! Northern elephant seals are large and imposing, with significant differences in size and shape between sexes (sexual dimorphism). Northern elephant seals spend most of the year, about 9 months, in the ocean and can only be seen on land during pupping season. The northern elephant seal is the second largest seal in the world, after the southern elephant seal. September-November is a good time to see them from shore. Females are significantly smaller than males, but are still grow to about 10 feet long and weigh up to 1,300 pounds. Males start to form harems around 9-10 years old and battle for status among the adult males. After being weaned at 4 weeks of age, pups fast completely while learning to swim and dive before going to sea in search of food. During this time, they survive only off of stored blubber (fat) and won't eat for up to five weeks. Therefore the Elephant seal is … They lack external ear flaps and have smaller fore flippers than other pinnipeds. Male elephant seals reach 16 feet in length and weigh up to 4,000 pounds. Scientific Name Northern elephant seals have a diet of mostly squid and fishes, but also rays and sharks. Point Robinson was one of the first locations on The Whale Trail! In Washington, it is rare to see them ashore. Resources:https://en.wikipedia.org/wiki/Elephant_sealhttps://www.nationalgeographic.com/animals/mammals/group/elephant-seals/http://www.marinemammalcenter.org/education/marine-mammal-information/pinnipeds/northern-elephant-seal/?print=t. View our guide on how to watch marine animals from shore. Males grow to huge sizes, and they can weigh 8,800 pounds (3,991 kg) or more. Males of both species attain a length of approximately 6.5 metres (21 feet) and a weight of about 3,530 kg (7,780 pounds) and are much larger than the females, which grow to 3.5 metres and weigh 900 kg. The northern elephant seal is the second largest seal in the world, after the southern elephant seal. As the name suggests, elephant seals are huge members of the seal family that have a large trunk-like nose that somewhat resembles an elephant’s. Length They are very large and the males have what is similar to an elephant’s trunk on their face yet it is very short. Southern elephant seals are able to dive to over 4,921 feet (1,500 meters) and remain underwater for as long as two hours. Breeding primarily occurs on offshore islands of California and Mexico, such as the Channel Islands, and at rookeries on the central California coast. In this species, males max out at around 13 feet long and 4500 pounds , … Males can be over 20 feet long and weigh up to 8,800 pounds. Look for elephant seal rookeries on the central California coast at Pigeon Point Lighthouse near San Simeon and Ano Nuevo State Beach, north of Santa Cruz. With development of affordable satellite-based tracking systems, t… Pups increase their birthweight by a factor of 3-7 times on mother's milk alone. 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