14. Southern elephant seal. The mutant elephant seals are diurnal, so they were only aggressive to the diving teams that went down at night, they were also larger than regular Elephant Seals and the males were known to have larger tusks than normal, large enough, in fact, to kill a Killer Whale. The animal ranks as the largest aquatic mammal after the bigger cetaceans, and it is the largest seal as well as the largest carnivoran. For, killer whales are expected to grow to up to 32 feet and weigh more than 5,000kg. Other than pups, very few seals ever die on the beach. A walrus may be able to jab an elephant seal, but they are already used to being bitten. Elephant seals dive to 1550 m beneath the ocean's surface (the deepest recorded dive of an elephant seal is 2,388 metres (7,835 ft) by a southern elephant seal). It’s pretty hard to answer. Loss in the ocean, however, is significant. Despite its name, the killer whale is not actually a whale and is instead the largest member of the dolphin family. Elephant seals spend upwards of 80% of their lives in the ocean. Trivia [edit | edit source] The seal has a shorter proboscis and a larger body mass than the northern elephant seal. They mainly feast on marine mammals such as seals, sea lions, and even other whales. The male Southern Elephant Seal is about 5 to 6 times larger than the female. Elephant Seal Hunting Habits. To find food, these mammals migrate and often spend months at sea, diving at great depths. They can hold their breath for more than 100 minutes longer than any other non-cetaceanmammal. The killer whale, or orca, is a carnivorous marine mammal found throughout the world’s oceans. The seals with these scars are the lucky ones—they survived the … The female will weigh about 400 to 900 kilograms (900 to 2000 lb) and is about 2.6 to 3 metres (8.5 to 10 feet) long. However, we know few details about what the seals die from. The females hunt in an open ocean while the male elephant seals search for food on the ocean floor. Known predators are the great white shark and the orca or killer whale. The elephant seal (genus Mirounga) is the world's largest seal.There are two species of elephant seals, named according to the hemisphere in which they are found. But in years where the orcas make an appearance, which they did … On the hand, the males weigh about 2200 to 4000 kilograms (5000 to 9000 lb) and it is about 4.2 to 5 metres (14 to 16 feet) long. Some seals are caught in fishing nets and drown. Walrus: Vs. Recently, researchers have noticed that more and more elephant seals have bite marks from white shark attacks. It is the only species in the genus Orcinus. White sharks are one of the only known predators (along with killer whales) of elephant seals. The female elephant seals and the male elephant seals have different hunting routines. Northern elephant seals (M. angustirostris) are found in coastal waters around Canada and Mexico, while southern elephant seals (M. leonina) are found off the coast of New Zealand, South Africa, and Argentina. In an average year, researchers are able to document 40 elephant seals eaten by sharks. The southern elephant seal is the other species of the elephant seal. The distinctive colouration of killer whales is thought to provide camouflage when hunting. Elephant seal: It may not look like it, but elephant seals are way more agressive than walruses.