Fisherman often kill seals that become entangled in their nets, and pollution--whether in the form of liquid pollutants in the water or ropes, packaging straps, or discarded fishing nets--can either poison or suffocate seals.Michelle Kerns writes for a variety of print and online publications and specializes in literature and science topics. Seals live most of their lives in water, but give birth on the dry land. Significance. However, some seals specialize in only certain types of seafood; for instance, Southern Elephant seals eat mainly squid while walruses eat mainly mollusks.While seals are in constant danger from their natural enemies, sharks, killer whales, and, in the Arctic, polar bears, the greatest threat to them are humans. Other types of food that they enjoy include squid, octopus, and shellfish. Occasionally they get almost to the very pole, so there is a fish there. While they have many similarities to whales and dolphins, seals must give birth to their pups on land and shed their skin on land yearly.There are 35 species of seals, all of whom belong to the Order Pinnipedia. When a seal begins a dive, its heart rate slows to 1/10th of its normal rate, the arteries … It is known that they are found almost everywhere where there is polynyas. They can forage for food at great depths, even swimming to the bottom of the oceans at times. Their primary diet is made of krill.Brown Fur Seal’s diet includes mackerel, crustaceans, African penguins, sardines, anchovies, and gobies.Leopard seals mainly feed on krills, squids, fish and a wide array of sea creatures. It is mandatory to procure user consent prior to running these cookies on your website.We hope you enjoy this website. Most species of seals feed on octopus, squids, shellfish, shrimp, cod, sand eel, herring, sculpin, salmon, flounder, mackerel, whelk, and other crustaceans.On the other hand, seals are hunted by predators such as sharks and killer whales. What do Seals Eat? When a seal begins a dive, its heart rate slows to 1/10th of its normal rate, the arteries constrict, and blood flow is greatly decreased to all organs except for the sense organs and the nervous system. When this happens, the seals position themselves to devour their victims.Another hunting strategy some species employ (with the example of crabeater seal) is, they swim through a group of seals while opening their mouths.During this process, some seals eat less food while others opt to fast completely.On regular occasions/periods, adult seals consume about.These large marine mammals feed on a vast range of organisms, thus maintaining the existence of an ecological balance.Seals also provide (bearded seal) food to creatures like polar bears, thus promoting their survival. These cookies do not store any personal information.Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. They eat a great deal of food each day so it can take them many hours to feed each day. ALL RIGHTS RESERVED.PART OF WILD SKY MEDIA | FAMILY & PARENTING.What Kind of Special Skills Does the Polar Bear Have. They can dive for as long as 20 minutes and to a depth of 1,000 to 2,000 feet, while hunting for food.As predators, seals feed on sea fish, animals, and birds, thus playing a crucial role in marine biome food chain. You also have the option to opt-out of these cookies. On the other hand, seals are hunted by predators such as sharks and killer whales. Answer: Their primary sources of food include fish but they will consume just about any type of meat they can get in the water. All seals are highly tolerant to the pain and fatigue associated with the lactic acid that accumulates during extended dives that can last for up to an hour and at depths of more than 655 feet.All species of seal generally eat octopus, squid, shellfish, cod, herring, flounder, sculpin, salmon, mackerel, sandeel, shrimp, whelk, and other crustaceans such as krill. These names are given to distinguish them based on where they are found.Elephant seals get their name from the fact that they are enormous when considering their size and that they have long-noses which resembles that of.Elephants seals are found in the marine waters, especially next to beaches and remote areas of the mainland.Weddell seal is enormous compared to other seal types.Both males and females of Weddell seals can grow to lengths of about.Weddell seals can be found below the Antarctic ice most of the time.The Ross seal is notable for its small, broad head and its shorter snout compared to other seals.Ross seals habitat includes marine and bordering terrestrial lands (,Crabeater seal grows to a length of about.Crabeater seals inhabit both marine waters and bordering terrestrial land lined by ice caps.The brown fur seals can be found in the rocky and sandy beaches of South Africa and Australia.This type of seal is the largest of all the fur seals.Leopard seals also consume Weddell seal, Crabeater seal, and elephant seal pups.In the Island of South Georgia, leopard seals eat Antartic fur seal, penguins.For instance, when they are feeding below the ice, one tactic they use to hunt their prey is diving beneath it and then ambushing it.Air also comes in handy to help Weddell seals to hunt.