goblin shark predators. ADW: Mitsukurina owstoni: INFORMATION Mitsukurina owstoni Elfin shark (Also: Goblin shark) By Stephen Bizer Geographic Range Habitat Physical Description Development Reproduction Lifespan/Longevity Behavior. goblin shark predators

 
ADW: Mitsukurina owstoni: INFORMATION Mitsukurina owstoni Elfin shark (Also: Goblin shark) By Stephen Bizer Geographic Range Habitat Physical Description Development Reproduction Lifespan/Longevity Behaviorgoblin shark predators  Shark Fact #87

Lemon Shark. They are rarely to be found and seen. One thing that’s fairly certain: At their size, goblin sharks have few natural predators, according to Carlson. The name "megalodon" means "big tooth" in Ancient Greek. There are more than 500 species of sharks, including Goblin Sharks, Hammerhead Sharks, and Whale Sharks, roaming around our oceans and, well, there’s really no need to be scared. As it is often difficult to deduce ecosystem roles in easily studied environments, it comes as no surprise that nothing is known about goblin sharks' role in the mid-water or benthic community besides its role as a predator. 8. Greenland sharks eat as much decomposing flesh as they do live prey, while Bonnetheads can thrive on a mainly vegetarian diet. 4M subscribers in the natureismetal community. Our new paper, published. Great white sharks are another member of this order. As the Liger is essentially a cross between a Tiger and a Lion, the Liger roar sounds a lot like the roar of a Lion. Predators of the Deep®, is one of the largest and most dynamic shark exhibits in North America. 3 m (14 ft), the slimmer build and long, broad pectoral fins of this shark suggest that it is a slower and less active swimmer than the shortfin mako. Goblin sharks, Mitsukurina owstoni (Jordan, 1898), are bizarre, sinister-looking creatures (mainly after they die). What makes goblin sharks’ diet so terrifying is their unique hunting style. “We just went straight there,” he says. Goblin sharks are a fascinating species, and their amazing feeding habits make them a fascinating creature to behold. Mako Sharks are arguably the best swimmers in the ocean. It has a ghoulish appearance, thanks to jaws that can stretch well away from the rest of its head. 7. 6 feet long. Goblin Shark. . What are the relatives of a goblin shark? On rare occasions they can reach up to 6m, as evidenced by the capture of a female in 2000. Their other predators are humans because goblin sharks have been caught and displayed in museums. Others are just so strange they were born to fill your nightmares. This streamlined shape reduces the chances of being detected by potential predators or prey. 8 m, they have a soft, flabby body, pinkish-gray color, and a peculiar, blade-like snout overhanging long, highly protrudable jaws with slender, fang-like teeth. Shark fins are used in soups and considered a delicacy in Asia. Giant Bull Ants, which are native to Australia, range between 0. These names come from the features that babirusas share with both kinds of animals. Some are fearsome predators which devour anything in their path. Longfin mako sharks are predators that. The male shark has a sex organ called "claspers" which transfers sperm into the female shark in order to fertilize eggs . 8. Squid. History - Cretoxyrhina was a genus of mackerel shark more commonly known as the Ginsu shark. 7 feet (18. . Giraldo. Diet: Fish, such as rattails and dragonfishes. Read. Have you ever seen a lightning fast mouth eat a fish. They lived during the Late. The Goblin Shark’s strange-looking jaw can stretch forward to catch passing prey. Goblin Shark Predators and Prey Goblin Shark Predators. Badass pictures, gifs and videos of the awesome yet vicious cycle of natureThe goblin shark nabbed off Key West, Florida which was 18-feet-long, pink, and has a long snout to conceal it pointy teeth from prey is the second ever of its kind to be seen in the Gulf. As apex predators in their ecosystem, goblin sharks are critical in regulating populations, removing sick and injured individuals, and providing an important food source for other predators. This helps them avoid predators and. The posterior teeth of the shark are specialized for crushing. Goblin sharks are apex predators, meaning they are at the top of the food chain in their environment. They typically eat smaller fish, squid, and crustaceans. After they are born, young goblin sharks are ready to be active predators. Porbeagle Sharks have a third eyelid, also known as a nictitating membrane, that protects their eyes. The dermal denticles are arranged in such a way that they help the goblin shark to swim more efficiently. Named for its peculiar, blade-like snout and toothy, forceps-like jaws, the Goblin Shark ( Mitsukurina owstoni) is arguably the weirdest of sharks. The Broadnose Sevengill is a coastal shark. Here are 13 interesting facts about your new favorite shark! 1. Stethacanthus had more of a classic shark shape than Xenacanthus ,‭ ‬but it still sported two odd characteristics that make it unique. 4. History - Cretoxyrhina was a genus of mackerel shark more commonly known as the Ginsu shark. The Mitsukurinidae family was traced back 125 million years ago. There have been no documented cases of a larger goblin shark being captured than 210 kilograms, which measured 12. Although preserved specimens are brown, living sharks are pinkish-white, with slender, unusually soft and flabby bodies. The apex predators are being attracted to the frigid waters by an abundance of their favorite prey — seals. are their main predators. Dragonfish, rattails, anglerfish, and teleostific species are among. Dalatias licha photophore visualization and density measurements. The Goblin Shark’s strange-looking jaw can stretch forward to catch passing prey. The most distinctive characteristic of the goblin shark is the unorthodox shape of its head. . The longfin mako is a pelagic species found in moderately deep water, having been reported to a depth of 220 m (720 ft). It is understood that sharks are going to live where the water is deep enough. They accidentally catch them while they are deep sea fishing and scientists do tests on them to learn more about these mysterious creatures. By far, the most serious threat to this species is from humans. The average length is between 18 and 32. With a sizeable protruding nose and sharp jaw, the Goblin Shark hunts for prey in the ocean’s inky depths. Humans are the only animals that prey on these adult sharks. Shark FRIGHT Friday: Goblin Sharks are Un-BOO-lievableThey are extremely aggressive, unpredictable, have sharp teeth and can crush a human or predator to death with relative ease due to their size. Whale Sharks move intentionally slow when they’re feeding at the surface. Scot was heading out from nearby Bolinas when he heard what was happening over the radio. The rare goblin shark was caught by fishermen off Green Cape on the NSW south coast and was taken to the nearby town of Merimbula for examination, February 2, 2015. Goblin Shark Research Paper. Because of its size and cartilaginous skeleton, it does not fossilize well and in life it is very difficult to weigh accurately. and they eat plankton there small fish. This ability helps it home in on its prey. This is a tactic they use to help them avoid predators. Goblin sharks are mostly found on the upper continental slopes at depths of 270 to 960 m but have also often been caught at more profound depths of 1,300 m. The goblin shark is clearly a predator, but other than that, we’re pretty much in the dark on its lifestyle. Males can reach up to lengths of 12. Because of its jaw, the Goblin Shark is an imposing predator in the depths due to its remarkable evolution. Sharks fertilize the egg within the female body which is unique for a bony fish . Their reproduction is ovoviviparous, meaning that they lay eggs, but these remain inside the mother until the sharks are fully developed and then there is a live birth. Fun facts about the Porbeagle Shark: This shark has many nicknames, including the bottle-nose shark and bluedog! Scientists believe their main predators could be the great white shark and the orca. The ghost shark broke away from other sharks and rays about 300 million years ago. 25亿年历史 ,是一種深海鯊魚。 歐氏尖吻鮫的特徵是牠的吻向前突起而形成一尖突,比其他鯊魚的更為長,以此感觉. These strange sharks are easily recognizable by their long, flat snouts, which are lined with sharp teeth. Scientific Name: Mitsukurina owstoni Other Names: None Depth: 600-4,300 ft First discovered in 1898, this nightmarish shark has haunted children’s dreams ever since. Have you ever seen a lightning fast mouth eat a fish. These sharks have been found as deep as 4,000 feet. Learn how goblin sharks use their extendable jaws to catch prey like squid and fish. They have sharp teeth and a long, flexible jaw that they can protrude out of their mouth to catch prey. Goblin Shark Diet: Deep-Sea Predator’s Mystery Menu. It is a fascinating and little-understood creature of the deep sea. It usually stays in water less than 50 m (165 ft) deep, in bays and estuaries, and often less than 1 m (3. The bigeye thresher ( Alopias superciliosus) is a species of thresher shark, family Alopiidae, found in temperate and tropical oceans worldwide. The goblin shark has a mouth that is shaped like a parabola. Unlike the goblin and frilled shark, the ghost shark makes a regular appearance on dinner plates , often sold as "whitefish" for fish and chips. 11. Their skin matches the sea bed and they are a supreme ambush predator, that waits for prey. . Hunting items include bonefish, squid, and crustaceans. In fact, ghost sharks belong to the only group of fish with true nostrils! 1. They include some famous shark species, such as the great white and goblin sharks. Members of this order have eyes without nictitating membranes, a mouth that extends behind their eyes, and two dorsal fins. The goblin shark comes from an ancient line of sharks believed to have changed little in the last 125 million years. Vědci, kteří studovali tato zvířata a jejich stanoviště, se však domnívají, že se jich mohou živit. Description. What is the size of a Goblin Shark? The average Goblin Shark is between 9. In fact, sharks and their relatives were the first vertebrate predators on Earth. Some specimen has been. These sharks will prey on fish found both on the sea floor and in the water column. Scientists think the snout's main purpose is to help the shark find food in deep, dark waters. It doesn’t have to contend with many predators in its habitats, so strength – when compared to other sharks – isn’t that much of a defining feature. Coelacanths can be face tanked unless there is a huge pile of food behind it. The Goblin Shark is an amazing species that has adapted to survive in the deep-sea environment. Males can reach up to lengths of 12. of Species: 3: Conservation Status: Vulnerable (Pelagic & Common Thresher), Endangered (Bigeye Thresher) Thresher sharks are in the same order as great whites, basking sharks, the megamouth shark, and unusual goblin shark. In Japanese mythology, tengu are beings that have long noses and red faces. The typical lifespan in the wild for Hammerhead Sharks is from 20 to 30 years approximately. Following successful campaigns by WWF, TRAFFIC, and other like-minded organisations in 2013 and 2016, 17 species of shark and ray got listed on CITES Appendix II. Blue Sharks and other sharks will eat them in large numbers. Amanda’s works not only offer insights into the behavior of these apex predators but also advocate for the conservation. But the Goblin Shark is more of a slow swimmer. That means they move slowly, Balk says — much more slowly than the energetic predators of the movie. Zombie Worms (Osedax roseus)The Rise of the Jaw-Slingers. Two pieces of shark news this week, the first related to a rare species of deep-sea shark called a goblin shark and the second related to Greenland sharks. They usually inhabit deepwater rocky habitats, though they are occasionally encountered in shallow. S 11th May 2021 by Wild Eye Releasing. Goblin sharks have many teeth as well. Sharks are cold blooded, and that would usually imply that they would search for areas where the temperatures are very cold. Hammerhead Shark Profile. The upper jaw has between 35 and 53 long, narrow, needle-like teeth and the lower has 31 and 62 teeth with three rows of anterior teeth on. DISTRIBUTION: Goblin Sharks have a wide but patchy distribution, found in deep waters of the Atlantic, Indian, and Pacific Oceans. It snaps its jaw forward to catch the victim. Goblin sharks have no known health effects on humans. They are rarely to be found and seen. These help Goblin Sharks detect the electric fields produced by the movement of other sea creatures and potential prey. It is the deepest point on Earth. The goblin shark is one of the only shark species whose teeth are visible when it’s mouth is completely closed. More than 450 species of sharks cruise the world’s oceans, ranging in size from 8 inches to a whopping 40 feet long. They should not be confused with whitetip reef sharks which are found in reef habitats whereas oceanic whitetip sharks prefer the open sea. There may be a little more to the diet of this creature than just bacteria grown on the hair of its claws. This allows the animal to chow down on snacks such as teleost fish and squid. However, they have been known to eat all sorts of animals, including. The sand tiger shark (Carcharias taurus), gray nurse shark, spotted ragged-tooth shark or blue-nurse sand tiger, is a species of shark that inhabits subtropical and temperate waters worldwide. Because there are few known predators of the goblin shark. The. As an underwater earthquake breaks open a cave, releasing the Goblin Sharks, two divers swim at a beach in Malibu. Appearance And Behavior. In Australia it is known from off New South Wales, Tasmania and possibly from off South Australia. • 5 min read. The cookiecutter shark then. It is a fascinating and little-understood creature of the deep sea. 84 meters) tall, according to the Florida Museum of Natural History. efficient, apex predators: The Megalodon. Sharks have played a vital role in maintaining healthy oceans for hundreds of millions of years as a top predator. Goblin sharks have multiple rows of sharp teeth in their jaw. The mukade is an aggressive predator that normally eats insects and spiders, but it won’t think twice about trying to take on larger prey like mice and small reptiles. Most are in the genus Sphyrna, but one hammerhead shark has its own genus called Eusphyra. Scientifically named Chlamydoselachus Anguineus, it is so old that it is considered a living fossil. It has pink-toned skin and a distinctive snout shape. Blue Sharks and other sharks will eat them in large numbers. Using a combination of powerful body slams and vicious bites, sharks pummel, disorient and tear apart their enemies. Interesting Ghost Shark Facts. Dragonfish, rattails, anglerfish, and teleostific species are among. These sharks are ovoviviparous and develop eggs inside the uterus where they hatch. The habitat of a shark depends on the species though. Habitat The goblin shark is often found in the deepwater environment and rarely seen on the. “They’re a species we don’t know much about at all,” Christopher Bird, a PhD. Their pinkish-red skin actually blends in when in the deep sea. One key defense mechanism employed by this shark is its remarkably. What Does The Goblin Shark Eat. They are also as long as the carapace and all but the fingers are covered in fine hair. Predators: Unknown, possibly other sharks: Top Speed: Under 10kph (5mph) No. The whale shark is the largest fish in the world and the largest fish known to have lived on this planet. Modern Relatives - The goblin shark is the closest living relative and likely evolved from the Scapanorhynchus genus. It was an apex predator in its ecosystem and likely fed on mosasaurs and plesiosaurs. Known as chelipeds, the yeti crab claws are symmetrical. 5. What Eats A Goblin Shark? Goblin sharks are not a well-studied species and there is not a lot of information known about their predators. It snaps its jaw forward to catch the victim. The length and width of its teeth are variable because those that are near the. They live over the upper continental slope between 900 and 3,150 feet, although they can go as deep as 4,300 feet. Goblin Sharks Can Live Up To 60 Years. Interesting Aye-aye Facts. 5 inches long. In a physical confrontation, a shark defends himself using a variety of tactics. Saw sharks and frilled sharks and ghost sharks, oh my! All sharks are pretty wild in one way or another—but these sharks might just be the wackiest of them all. The fish was over 15 feet long and weighed nearly 2,000 pounds. The Goblin shark has an elongated, flattened and prominent snout covered with special sensing organs making it aware of electric fields in the deep, dark water it calls home. In general, the best place to encounter a Goblin shark is off the coast of Japan. This depends on the genetics and environment of the animal. Squalus ferox A. The Octopus is a brilliant and crafty animal who can be pretty fast and slippery in the water when trying to escape from predators such as sharks. 4. They haven't had to, so natural selection selected against goblin sharks with large, calorie-burning muscles and instead leaned in favor of those that had smaller musculature, more. 8 meters (12. It is elongated and flat with a protruding jaw and skinny, incredibly sharp teeth. The shark is. The pygmy shark gives birth to live young with an estimated litter size of eight pups. The largest specimen recorded was about 8. The genus and family name derive from the Greek word ἀλώπηξ, alṓpēx, meaning fox. The Goblin Shark’s streamlined body also helps it to move quickly and efficiently in the deep-sea environment. Great Hammerhead Shark. Great White: Longevity We would like to show you a description here but the site won’t allow us. A Goblin Shark was discovered at the FMNH with a length of 12. The body is semi fusiform and allows them to reduce the use of energy in the water. These sharks are large, ranging from approximately 6. Hammerheads have small mouths in proportion to their heads. The goblin shark is a weird deep-sea creature first discovered off the coast of Japan in 1898. You. It has pink-toned skin and a distinctive snout shape. On the basis of the age, morphology, and worldwide distribution of these teeth, it has been proposed that this species was a cosmopolitan. Naturally, they live longer in captivity than in the wild. The. Its common name comes from its enormous eyes, which are placed in keyhole-shaped. Quick Facts: – Goblin shark’s jaws are attached to elastic ligaments and while hunting, it thrusts its jaw forward. Prowling waters deeper than 4,000 feet (over 1,200 meters), goblin sharks are known for two things: their incredibly long and protruding snouts, and bear trap-like mouths that practically launch from the heads to swallow prey whole. There is also a shark called the goblin shark these sharks stay at the bottom of the ocean, as low as 3,940 feet. Humans. They are often referred to as “living fossils” because they have remained relatively unchanged for over 125 million years. A few researchers believe that blue sharks will eat goblin sharks in the future. While human encounters with goblin sharks may be few and far between, what we do know about them has made one thing pretty clear—far from an athletic and speedy predator like a great white or mako shark (their relatives in the order Lanmiformes, or mackerel sharks), goblin sharks live seemingly mellow lives. The front of the goblin shark has long, sharp teeth. The Goblin Shark is a rare deepwater shark characterised by a long snout and protrusible jaw with nail like teeth that are used to strike and capture prey. The Goblin Shark mostly feeds on fish, mollusks and crab, and it poses no real danger to humans. The Goblin shark is a deep- sea shark with a unique form of buoyancy control that allows it to travel fast. They likely use their electrode-sensitive rostrum to detect. They absolutely adore open spaces and tend to keep to the edges of continental shelves (the literal submerged edge of a continent) at depths greater than 270. DISTRIBUTION: Goblin Sharks have a wide but patchy distribution, found in deep waters of the Atlantic, Indian, and Pacific Oceans. 5 feet ( 3. —Rare 1,760-pound goblin shark pregnant with 6 pups trawled. Shireen Gonzaga. Find out more about their slow speed, narrow snouts and fanglike teeth. predators. Little is known about the goblin shark's reproductive systems but it is assumed that it reproduces almost identically to most other sharks. The Thresher shark might be an aggressive predator, but it’s generally quite shy when humans are. Kingdom: Animalia: Phylum:Sharks are important predators that play critical roles in ocean food chains. They rarely move faster than 0. The Cookiecutter Shark, also referred to as the cigar shark, is a fascinating creature with unique biological features and a penchant for large prey. This shark also has unusual coloration, ranging from pinkish to purplish grey. 9. It has a uniquely defined snout that resembles a rather nasty goblin, but its odd-looking, protruding forehead is actually remarkable, as it contains a special sensing organ full of. One of the creepier fish is the goblin shark (Mitsukurina owstoni). Because they lack a swim bladder to adjust their buoyancy manually, their tissue serves as their primary source of neutral buoyancy. Great hammerheads mate via internal. 7. Goblin sharks are able to open their mouths quite wide, almost reaching to 111-degree angle. Its sharp. Goblin Shark. The video of the amazing frilled shark is extremely rare. This counter-illumination eventually helps these creatures escape predators that move in these deep depths. Není mnoho informací o tom, která další zvířata mohou být dravci těchto žraloků. The Goblin shark is a truly unique top predator in deep sea. Discovery the different sharks that roam the deep blue sea!Subscribe to the official Wild Kratts channel for a brand new video every Wednesday!Check out the. They can easily thrust their jaw forward to grab on to their prey, even from a distance. They are slow-moving and neutrally buoyant. 3. 2 feet (3. “We got there right as it was finishing. It has rarely even been seen by people. Amanda Martinez is a seasoned author with a deep-rooted passion for sharks and. The diet of the goblin shark is similar to most other marine predators and is largely comprised of fish, crustaceans, and squid. The caudal fin of a Goblin Shark is elongated, almost like on a Thresher Shark, but lacking its functionality. In total, 43 different species (including 14 sharks and 19 rays) are currently listed. Their predator includes orcas or killer whales. The meat of the whale shark is considered a delicacy in Taiwan. Once a shark is killed, the player will be able to either drag it to shore to. Textile Cone Snail. The jaws are highly specialized to rapidly extend and quickly snap up small prey. Goblin Shark. What are the dangers of Goblin Sharks? It has a distinctive snout and a row of. The goblin shark is a slow-moving predator that feeds on a wide range of prey, including small fish, cephalopods (such as squids and cuttlefish), and crustaceans (such as deep-sea shrimps). EMBRYOS CANNIBALIZE EACH OTHER. They are recognized by their white-tipped fins. The Megamouth shark is a species of rare deep-water shark from the family of Megachasmidae. 3‭ ‬– Stethacanthus. They are the dominant predators in their habitat, eating. The goblin shark is the last member of the Mitsukurinidae family, which goes back 125 million years. 19. We don’t know what its unusual nose is for, but this creature can reach out with. If that introduction has you looking for a flight to the furthest possible location from the ocean, worry not—there have been zero recorded fatal goblin shark attacks on humans. The average adult size of a Goblin Shark is 11 feet tall, but the largest one ever measured was 12. Megamouth Shark Profile. The goblin shark is not fished commercially, and is only rarely captured accidentally in. This is how sharks help keep our oceans healthy and marine life in. ”. Animals Network Team Goblin sharks are a bizarre looking species of deep-sea shark. The Mitsukurinidae family was traced back 125 million years ago. 138 Words1 Page. Orcas have also been mentioned as predators of juvenile whale sharks. 1 Goblin Shark Description. The goblin shark (Mistukurina owstoni) has a long, prominent snout covered with special sensing organs (ampullae of Lorenzini) that help it to sense electric fields in the deep,. Description. Hammerhead Shark. The darkness and low temperatures of the deep waters allow them to remain hidden from predators and potential prey. Description. High-speed swimming and mouths full of jagged teeth have a certain fascination, even if it’s in the “nope, I don’t ever want to see one of those” vein. 7. What animals are predators to the Goblin Shark is unclear. 21. Goblin Shark. Shark fossils date back more than 400 million years. Goblin Shark. MAXIMUM SIZE: Up to 3. Sharks are some of the ocean’s top predators. The jaws are highly specialized to rapidly extend and. These sharks only reach lengths of 6-8 inches, making them the smallest sharks in the entire world. They have been known to eat squid, crabs, octopuses and harbor seals. Goblin Sharks have a total length between 5’-12. Growing to a maximum length of 4. The list of goblin shark prey includes crabs, squids, and different small species of fish that are caught by them. The diet of a Goblin Shark consists mainly of smaller fish, like grenadiers and dragonfish. One of the creepier fish is the goblin shark (Mitsukurina owstoni). Goblin sharks are most commonly found in the waters off Japan but have also been found in Hawaii the Gulf of Mexico and the Mediterranean Sea. 14. Considered small-to-medium sized compared to other sharks, these masters of camouflage spend much of their time sitting motionless on the seafloor. J. Goblin sharks are soft-bodied predators. These bellies allow them to disguise themselves against the brightness of the ocean surface while hunting prey. Shark FRIGHT Friday: Goblin Sharks are Un-BOO-lievableSince most commercially caught fish are predators, fishing and shark finning are resulting in a rapidly decreasing number of predators in the marine ecosystem. Goblin sharks are soft-bodied predators. Goblin Sharks have been found at depths from 270 m to as deep as 1300 m (890 ft to 4300 ft). Goblin sharks have no natural predators, which is why they are so rarely seen by humans. But the Goblin Shark is more of a slow swimmer. Latin name:. The heaviest Goblin shark found weighed 210 kg (460 pounds). 1 feet long. The goblin shark, Mitsukurina owstoni, is a deep-sea shark, the sole living species in the family Mitsukurinidae. Suddenly, a goblin shark stretches out its jaws and attempts to eat the Amphi-Sub. A Goblin Shark is a solitary creature that prefers to be alone rather than in a group. The goblin shark (Mitsukurina owstoni) is a pink-skinned deep ocean-dweller with a very distinctive snout – elongated and flattened,. The largest accurately measured whale shark was 61. The Devil Is In The Details: New Demon Shark Discovered. Goblin sharks are ovoviviparous, meaning that the eggs develop inside the mother’s body, but the young sharks are born alive. Mako Shark. What animals are predators to the Goblin Shark is unclear. coral. The Goblin Shark has to make do with whatever swims into its path. It hunts alone and stealthily stalks its prey in calm eddies only to chase it into turbulent waters for the kill. The Goblin shark can grow to lengths of over 3m making it larger than humans. 1. Newsletter. The snout is filled with electroreceptors that allow the shark to. The goblin shark is the sole member of its genus, Mitsukurina; its scientific name is M. Goblin shark attacks the prey with the snout in front of the mouth. Also the blue shark, parasites and tape worms are all enemies. These sharks usually grow to around 10-13 feet in. However, there have been reports of blue sharks eating them. A Shark is a playable character in all of the Hungry Shark series. Black-dotted photophores (red arrowhead) observed between the placoid scales (delimited areas) at the (C) rostral. In fact, sharks and their relatives were the first vertebrate predators on Earth. Our research suggests that this. megalodon cruised seas across the globe, it tended to prefer warm,. A shark can weigh up to 5000 pounds, while a saltie weighs only 1000 pounds. They are the among the oldest fish in the ocean. As predators, sharks play a vital role in the health of marine ecosystems, by eating fish they help create balance in the food chain. The average length is between 18 and 32. Goblin sharks, Mitsukurina owstoni (Jordan, 1898), are bizarre, sinister-looking creatures (mainly after they die). The reason it is called a vampire is because it avoids the light by living deep in the sea.