Are Hammerhead Sharks Endangered? No one is sure why hammerheads have such a strange, flattened head. vvaleedkhalid@gmail.com These schools are often observed in Australia’s Great Barrier Reef and the Galapagos Islands. email2ubaid@gmail.com, Co-author and co-founder of animalsanswers.com. The animalsanswers.com is a precise explanation of wild animals and how they adapt to their environment, for everyone, with all kinds of fascinating information presented in a readable format. Do They Carry Diseases? Their distribution in the water reaches from the surface down to a depth of approx. When fully grown, it gets to 6 meters in length (20ft) and weighs 170 kilograms (600 pounds). They have sensors in their heads that pick up electric pulses of living things. Video courtesy of Jam Press. If you have any suggestion or comment or anything you want to share at all, feel free to reach out by emailing at: The most common of the hammerhead sharks, scalloped hammerheads are a migratory species found in warm temperate and tropical waters of the Atlantic, Indian and Pacific Oceans. Raccoons in Daylight, What Eats Arctic Foxes? These schools are often observed in Australia’s Great Barrier Reef and the Galapagos Islands. Sphyrna lewini. Fertilization is internal, and the females give birth to 15-35 live pups. Females mature when they are about 2.5 to 3 meters long, and weigh around 41 kg. During summer, few individuals are seen to migrate toward the poles like the South China Sea and off Florida. Sphyrna mokarran. Off the southern part of the Pacific Ocean, this shark occurs up to Peru from Baja California. Their uncommonly small mouths are much better suited for eating fishes. They are most commonly found in schools around the islands of Darwin and Wolf in the Galapagos. Scalloped hammerheads average 6 feet. – Sumatran Tiger Diet & Eating Habits, How Fast Can a Tiger Run? Think of a Great Hammerhead Shark as a “lone wolf”. As a general rule single sightings tend to occur more frequently near to the shore whereas oceanic islands and sea-mounts are really where you want to be to experience a school in all their glory. During the day, they are more often found close to shore, and at night, they hunt further offshore. – Snow Leopard Lifespan, What Do Snow Leopards Eat? Great hammerhead sharks also have a faster growth rate than the other hammerhead species and therefore reach maturity earlier, between 5 … This family belongs to the order Carcharhiniformes and has two genera: Eusphyra and Sphyrna, the first with one species and the latter with the remaining nine.All hammerhead sharks are easily recognized by the unique and striking head they have, which is the origin of their name in English (Hammerhead shark). Males are usually smaller (4-6 feet) and females are usually larger (6-8 feet). Hammerhead Sharks have uniquely shaped heads, which allows them to search for food much easier than other species of sharks. The scalloped hammerhead is the most frequently maintained large species, and it has been kept long term at public aquariums in most continents, but primarily in North America, Europe, and Asia. Mozambique, Maldives, Tahiti, the Bahamas, Japan and Malaysia are also popular places to see Hammerhead Sharks. The smalleye hammerhead shark; The scalloped hammerhead shark The bonnethead The scoophead; The whitefin hammerhead shark The winghead shark Scalloped bonnethead Hammerhead sharks can be found in warm tropical waters, temperate waters, reefs, continental shelves, deep Sea, polar Sea, intertidal zone, and open ocean worldwide. They can be found near the shoreline and along the continental shelf (shallow waters). The most popular species are the … When looking at the above Hammerhead Shark Habitat Map, take a minute to notice how closely they stay to land. – Arctic Fox Predators, How Long Do Arctic Foxes Live? There are about nine species in this tropical family, of which three occur in southern African waters. A chilling drone video shows a hammerhead shark circling a seemingly oblivious swimmer off a Miami beach. – Complete Guide to African Elephant Diet, African Bush Elephant Habitat – Habitat Features & Characteristics, Where Do African Elephants Live? They have been recorded at depths of 275m (902 ft.). It primarily hunts and lives on its own. Raccoon Range and Raccoon Habitat, A Raccoon Out During the Day? Hammerhead sharks as a whole will feed on a wide variety of prey. Coral reefs are the most favorite underwater places of hammerhead sharks. Scalloped and great hammerhead sharks were included on Appendix II of the Convention on the Conservation of Migratory Species of Wild Animals (CMS) in 2014. Unlike scalloped hammerhead sharks, great hammerhead sharks are solitary and migrate long distances upward of 756 miles (1,200 km) alone. The other names associated with the Scalloped Hammerhead Shark include the kidney-headed shark, the Southern Hammerhead shark and the Bronze shark. – White Tiger Evolution, What Do African Elephants Eat? Hammerhead sharks are particularly vulnerable to being caught in gillnets (fishing nets) because of the unique shape of their head. Scalloped hammerhead sharks live throughout the world’s oceans, with subpopulations everywhere from the Gulf of Mexico to the Indian Ocean and the North Atlantic to the South Pacific. They may migrate seasonally, moving equatorward during the winter and poleward during the summer. It is found in the Caribbean Sea and the Gulf of Mexico of the Atlantic Ocean and all the way up to Uruguay starting from North Carolina; and up to Senegal from morocco. Additionally they have been observed close to shore and even entering estuarine habitats as well as deep offshore waters (Compagno, 2005). Here it exists with other hammerhead species called scalloped hammerhead and smooth hammerhead. Hammerheads, particularly the scalloped variety, are found in all tropical and warm temperate seas, from coastal areas near continents to oceanic islands far offshore. – African Elephant Range & Habitat. Are Mice Blind? When Do Raccoons Have Babies? In years with warm El Niño conditions, hammerhead sharks may range many hundreds of kilometres farther than normal. © 2020 SEEtheWILD.org. You may also see them off the coast of Costa Rica at Cocos Island. Its distinctively wide head gives it added lift and makes it more nimble than other sharks. Where Do Raccoons Sleep? Appendix II lists migratory species that are not endangered, but have an unfavourable conservation status and which would benefit from international cooperation. Scalloped hammerhead sharks are moderately large sharks with a global distribution. They are sensitive to light and because of their enhanced social behavior, these sharks are found closer to shore lines during the day and mostly remain in deep seas during the night. Great Hammerhead (Sphyrna mokarran) The great hammerhead is the largest species in the family … Two distinct As shown in the Hammerhead Shark Habitat Map, Hammerhead Sharks of different species can be observed in warm waters around the world. They feed on fish, smaller sharks, squid, octopus, crabs, and lobsters. – Malayan Tiger Diet & Eating Habits, What Do Sumatran Tigers Eat? Adults can be fou… The scalloped hammerhead is a coastal pelagic species; it occurs over continental and insular shelves and in nearby deeper water. But in that short time, they spotted scalloped hammerhead sharks, silky sharks and a sixgill stingray. Their diet consists mainly of squid and small fish. Can Mice Climb Stairs and Walls? Found along the Mexican coast in the Pacific, young sharks typically live in shallow coastal waters for the first few years of their lives – but what happens after that is still a mystery. Diet of the Hammerhead Shark. It is very common off the southwestern region of Indian Ocean. A hammerhead shark is any of the ten species that make up the Sphyrnidae family. The uncommonly small mouth of the scalloped hammerhead shark (Sphyrna lewini) means its meals must be on the tiny side — smaller fishes and invertebrates rather than bigger mammals. Scalloped hammerhead sharks are listed under the EPBC Act, the piece of Australian law that governs how we protect endangered wildlife from threats. Hammerhead sharks are most common near Wolf Island and Darwin Islands in the north of the archipelago.Galapagos is one of the last remaining places where large schools of scalloped hammerhead sharks can be observed. They weigh anywhere from 60-190 lbs. One shark was found with 96 … – Tiger Running Speed, How Long Do White Tigers Live? All rights reserved. Hammerhead sharks prefer swimming in the continental shelf and seashores of tropical waters around the world. Feeding. Some species will cannibalize their own species, and some will … Hammerheads live in temperate and tropical waters worldwide. Great Hammerhead. Are Mice Dangerous? They are found all the way up to Australia from Ryukyu Islands in the Pacific as well as French Polynesia and New Caledonia. This coastal pelagic species, is often found near continental and insular shelves as well as neighboring deep water. Scalloped hammerheads spend most of the day closer inshore, moving offshore to hunt at night. The scalloped hammerhead shark had a "massive binocular overlap" of 32 degrees in front of their heads, three times that of pointy nosed sharks. It can be found down to depths over 500 m (1,600 ft), but is most often found above 25 m (82 ft). In 2014, less than 15 public aquariums in the world kept scalloped hammerheads. As you might guess by its name, the great hammerhead (Sphyrna mokarran) … They are a reasonably large shark, but still smaller than the great hammerhead. (It's possible that these sharks are a separate species, the great hammerhead, Sphyrna mokarran.) They have been known to swim in packs of up to 100 sharks. Great Hammerhead Sharks are known to hunt at dawn and at dusk. Think of a Great Hammerhead Shark as a “lone wolf”. Scalloped Hammerheads have a … Stingrays are widely hunted as a favorite food. It is very rare to find Hammerhead Sharks in the deep ocean, as they prefer to be in warm waters, on coastlines and continental shelves. They are a rare example of a shark species that spends a great deal of time in large schools. The largest of them all is the Great Hammerhead Shark. When they locate their prey, they use their heads as a sort of “hammer” to press them to the ocean floor. Where Do Raccoons Go During the Day? Adults generally spend the majority of their time off shore, and form schools segregated by sex. The scalloped hammerhead is the third largest species of hammerhead. … – White Tiger Lifespan, Where Do White Tigers Come From? Females gene… | Snow Leopard Diet, What Do Malayan Tigers Eat? The most distinguishing characteristic of this shark is it's "hammer-shaped" head. It is found abundantly in depths of 1600 feet (500 meters) and is also often found in shallower waters of about 80 feet (25 meters). Scalloped hammerheads commonly prey on stingrays. Scalloped Hammerhead (Sphyrna lewini) FAQWhy do hammerhead sharks have flattened heads? They are threatened by commercial fishing, mainly for the shark fin trade. Can Mice Jump? Here it exists with other hammerhead species called scalloped hammerhead and smooth hammerhead. They also inhabit bays, lagoons and island terraces. Cocos Island off Costa Rica, the Galapagos Islands, Socorro in Mexico, Madivaru Corner in the Maldives, and the coast of Malaysian Borneo which feature… Web Design Vancouver by Nirvana Canada. Where Do Raccoons Live? – Lifespan, How Long Do Snow Leopards Live? In contrast, the Scalloped Hammerhead might live in schools of up to 100 others. HOW MANY SPECIES OF HAMMERHEAD SHARKS ARE THERE? It can grow up to 20 feet in length and weigh up to 1,000 pounds, although smaller sizes are more common. The IUCN Red List of Threatened Species 2007: e.T39386A10191938. Scalloped Hammerhead Shark Diving Facts. Denham, J., Stevens, J.D., Simpfendorfer, C., Heupel, M.R., Cliff, G., Morgan, A., Graham, R., Ducrocq, M., Dulvy, N.K., Seisay, M., Asber, M., Valenti, S.V., Litvinov, F., Martins, P., Lemine Ould Sidi, M., Tous, P. & Bucal, D. 2007. Along the Indian Ocean, the hammerhead sharks are widespread on the outer edges. They are also one of the most common hammerheads, although their numbers are thought to have decreased in the past few decades. It primarily hunts and lives on its own. Great Hammerhead Sharks live for around 20–30 years, but the oldest Great Hammerhead Shark ever found was said to be 40–50 years old. Hammerhead sharks are widely distributed in tropical and temperate marine waters near the coasts and above the continental shelves. It is very common off the southwestern region of Indian Ocean. They can be told apart from their close relatives by the ‘scalloped’ front edge of … Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). These sharks are present even within a depth of about 1 meter (3.3 feet) on the seashore and up to 80 meters (260 feet). The Scalloped hammerhead is a circumglobal shark species native to coastal warm temperate and tropical seas. It is found in the Caribbean Sea and the Gulf of Mexico of the Atlantic Ocean and all the way up to Uruguay starting from North Carolina; and up to Senegal from morocco. The great hammerhead shark is found in the shorelines of KwaZuluNatal of South Africa. How Many Babies Do They Have? It is found in warm temperate and tropical waters, worldwide from 46°N to 36°S. They have been seen in mass migrations moving toward cooler waters in the summertime. In contrast, the Scalloped Hammerhead might live in schools of up to 100 others. The Scalloped Hammerhead Shark is mostly found on the continental shelves and prefers the deeper waters. Scalloped Hammerhead Sharks (Sphyrna lewini) are probably the most commonly found species of hammerheads located in coastal regions, appearing in very shallow waters such as estuaries and inlets. Its highly migratory nature, slow growth, and lengthy gestation period place this common bycatch species at risk to fishing practices on the high seas, at oceanic congregation sites, and throughout coastal birth zones. Most other species only grow to 4 meters (13ft). A hammerhead shark lurks behind a man. The hammer itself is a complex structure that probably serves more than one function. They can be observed cruising over … 275 m. Adults are found alone, in pairs, or in small schools, while young sharks occur in larger schools. Can They See In The Dark?