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are nurse sharks dangerous

No, they are not an aggressive species. NURSE SHARK. Underwater model Irina Britanova, 27, tailed tawny nurse sharks … Though Leopard Sharks are found in the same shallow waters humans often swim in, there has never been a case of a Leopard Shark attacking a person. While most sharks have a rough texture similar to sandpaper, the skin of the nurse shark is much more like that of the dolphin and has a smooth texture to it. Where many species of shark are fished intentionally, there is not a particularly wide trade for commercially fishing the nurse shark. Despite the fact that many times the nurse shark can be found resting in larger groups, during the day these are solitary hunters that sweep the ocean floors for unsuspecting prey. Nurse sharks are a grayish brown color and their skin texture is somewhat unique for a shark. Sand Tiger Sharks are another non-threatening shark species. Most commonly the nurse shark, due to its nature as a bottom dweller, is pushed to defending itself when it is stepped upon in shallow waters. Each tooth is built-in a fan-shaped structure with a number of serrated ridges. As mentioned previously attacks upon humans by nurse sharks are particularly unlikely; although in the past a handful of unprovoked attacks have been noted. Despite their size most nurse sharks are recognized as being harmless to humans but with such large tooth filled jaws these sharks can cause a significant amount of damage if they do bite a human. They are also one of the most social sharks of the ocean and tend to spend time in groups just lounging on the ocean floor. During the day they are going to be virtually inactive. These sharks are used to being fed on a daily basis by humans. What happens in most cases is that a saltwater aquarium keeper will purchase a juvenile nurse shark and when it becomes too large for its tank will attempt to sell, donate or release the shark in the wild. While adult nurse sharks can be found in depths of up to 250 feet, juvenile nurse sharks, like this growing guy, tend to stick to shallower water, frequently keeping themselves hidden in … Of all 375 shark species, only about 12 are considered potentially dangerous to humans. Copyright © 2020 Welcome To SharkSider.com!. In general there are thousands of these individual teeth within the shark’s mouth and these teeth are replaceable. They have powerful retractable jaws, lined with sharp teeth, that jut out and quickly snag their prey. Unlike migrating shark species however, the nurse shark copes with dips in water temperature in a different way. That is why many divers and snorkelers visit the Bahamas to swim with sharks. The skin of the nurse shark is not the only part that is utilized commercially; the flesh and liver are also used. Basking Sharks, like Whale Sharks are another incredibly large filter feeder. Nurse sharks have particularly strong hinged jaws which contain thousands of small serrated teeth and they will not hesitate to bite humans in an attempt to defend themselves when threatened. These ten species of shark are just some of the 440 different species that roam our oceans. Nurse sharks are slow-moving bottom-dwellers and are, for the most part, harmless to humans. The victim, electrical apprentice Eli Zawadzki, suffered a deep cut to one foot and was taken to Fiona Stanley Hospital for surgery. Nurse sharks are one species of shark that tend to be able to thrive in a commercial aquarium setting where many other shark species have been noted for their inability to thrive in captivity. They have acquired this unique colloquial name as many species resemble ornately patterned carpets. Underwater model Irina Britanova, 27, tailed tawny nurse sharks … So while the nurse shark may not yet be an endangered species, it is our responsibility to ensure that overfishing and fear of these creatures does not lead to its eradication. To date, there are no documented cases of a Goblin Shark ever attacking a human. Photo: Thomas Males. In fact, even in cases with aggressive sharks like Bull Sharks, Tiger Sharks, and Great White Sharks, who have the most documented attacks on humans, most sharks only attack humans out of either curiosity or because they feel directly threatened. Goblin Sharks are one of the scariest looking sharks in the ocean. The nurse shark can weigh in at anywhere from 200 to 330 pounds which puts an awful lot of power behind those serrated jaws if they should lock on in a defensive bite. The grey nurse shark, also known as the sand tiger shark or spotted ragged-tooth shark, can grow to 3.6 metres long. Amy Brannan They only attack when provoked or when they mistake you for a seal or prey. Nurse sharks are one species of shark that tend to be able to thrive in a commercial aquarium setting where many other shark species have been noted for their inability to thrive in captivity. More common than not, humans are to be blamed for nurse shark attacks; which are not a common occurrence. As the eggs develop within the female nurse shark they eventually hatch and the mother gives birth to small live nurse sharks. North American nurse sharks have been known to be rather irritable and can deliver a nasty bite when annoyed. Updated: March 15, 2016 Fish There are a number of problems that occur when this species is kept in a personal saltwater aquarium however, the largest of which being the size of the shark once it has matured. Image Source: Wikimedia. Information About Sharks, For Shark Lovers, Sharks Of The World Have Added Some Strange Items To Their Diet, Blue Shark Facts That Will Not Make You Blue, 5 Interesting Locations That Different Types Of Sharks Have Been Found. When it comes to feeding, the nurse shark is limited by the size of its mouth and as such it cannot take in large prey items due to the risk of them becoming lodged in the mouth. Like This Article? Nurse sharks have particularly strong hinged jaws which contain thousands of small serrated teeth and they w… They are also one of the most social sharks of the ocean and tend to spend time in groups just lounging on the ocean floor. The average nurse shark mother gives birth to around 20 to 30 pups in a single birthing session. In the wild, Thresher Sharks are extremely shy around humans, preferring to steer clear of them. Unlike some other oceanic creatures, the nurse shark is able to remain stationary and continue to breathe underwater by sucking water in through the mouth and releasing it out of their gills. YouTube is loaded with videos of scuba … Nurse Shark Description. When salted the flesh of the nurse shark is consumed and the liver of the shark is used for the oil that it produces. In this article we will cover everything you ever wanted to know about the nurse shark including: how the nurse shark got its name, where it prefers to live, what it feeds on and the normal behavior of these bottom dwellers. Though the nurse shark is generally considered not dangerous to humans, it can still bite and its grip is so tight that in some cases surgical instruments have been needed to remove it. Currently the conservation status of the nurse shark is unknown because there is an insufficiency of data available to determine whether these sharks are at risk for extinction. Ginglymostomatidae sharks are found most commonly in tropical and subtropical waters due to their preference for warmer waters, and more often than not they are found in shallower areas of the ocean. Sand tiger sharks, Carcharias taurus, also known as grey nurse shark, spotted ragged tooth shark, or blue-nurse sand tiger, are generally not a threat to humans. … The nurse shark is something of a large shark and while they more commonly grow to be anywhere from 7 1/2 feet to 9 3/4 feet long, some individuals in the species have been seen as large as 14 feet long. When you see them active during the day there are threats around them or they are struggling to find enough food for survival. ‘Carpet shark’ is the common name for the group of 39 Orectolobiformes sharks. Sand tiger sharks, Carcharias taurus, also known as grey nurse shark, spotted ragged tooth shark, or blue-nurse sand tiger, are generally not a threat to humans. But they “have very strong jaws filled with thousands of tiny, serrated teeth, and will bite defensively if stepped on or bothered by divers who assume they’re docile.” The mouth is bracketed by two sensory barbels. As the nurse shark hunts along the bottom of the ocean it sucks in prey as it moves, occasionally stopping to feed on coral and algae. Hocher told INSIDER that interacting with nurse sharks is usually a safe activity, but the sharks do occasionally bite humans. 6. The body is rather stout and the head is particularly wide with barbells that can be seen well. Some species of shark are known for migrating behavior that takes place as ocean currents shift and the waters the sharks inhabit become cooler. They are definitely docile and shy, however, if provoked, they can be dangerous. The ability of this shark species to endure captivity has led to the sale of juvenile nurse sharks in the saltwater aquarium trade. All of these solutions pose significant problems for the shark however. Nurse shark attacks are uncommon, but they’re certainly not unheard-of—and humans are usually to blame. The only times they have ever attacked humans is when they have been directly antagonized and are protecting themselves. Young nurse sharks have little black spots along their backs. These beautiful, docile creatures are not dangerous at all. Like these ten sharks, the vast majority of shark species are not a direct threat to humans. Please follow the directions provided by the manufacturer or service provider when using any product or service reviewed or discussed on this website. Angel Sharks are another coastal bottom dweller. Nurse sharks are easily identified by the small mouth located forward of the eyes and just under the broad snout. In fact, Whale Sharks have been known to not only be tolerant of divers, but some will even interact and play with humans. Image Source: Wikimedia. The grey nurse shark, Carcharias taurus, also called the your dad or ragged-tooth shark, is an elasmobranch and belongs to the odontaspididae (ragged-tooth) shark family.It can easily be recognized by its characteristic conical snout and under hung jaw. Nurse Sharks are a wonderful, docile species that are nicknamed the “couch potatoes of the ocean.” They are a favorite shark among divers to swim and snorkel with because you can get up close to them and still be very safe. Despite their size most nurse sharks are recognized as being harmless to humans but with such large tooth filled jaws these sharks can cause a significant amount of damage if they do bite a human. Attacks: 64 Fatalities: 2 Many people are familiar with the sand tiger (Carcharias taurus) as the large sharks you see when visiting an aquarium.They go by a number of names including grey nurse shark, ragged-tooth shark and blue-nurse sand tiger and are found in warm waters around the world. Being slow-moving dwellers at the bottom of the oceans, nurse sharks are also harmless to humans. Grey nurse sharks also had a bad reputation as being dangerous due to their fierce-looking appearance, but they are actually quite a timid animal and have often been described as a ‘labrador of the sea’. Sign Up for More Earth-Friendly Tips and Advice! The teeth are arranged in rows and as one tooth breaks or is lost during a struggle, a fight or during feeding, another of the teeth rotates in to take its place. 6. These fleshy organs that look like whiskers to many, are located on the lower jaw and are used both to taste and as fingers to feel out prey. Nurses are a part of a helping profession that we rely upon for our own health and safety, and yet when this term is mentioned in reference to a shark this is definitely not the image that is conjured up. This system of replaceable teeth ensures that the nurse shark does not starve due to tooth loss which is a common occurrence even for a shark that prefers to feed on smaller fish and crustaceans. The natural territory of these sharks is the Western Atlantic Ocean running from Rhode Island down to South Brazil and the Eastern Atlantic from Cameron to Gabon. The great white shark, also known as the "white pointer," is the largest and deadliest predatory shark of the ocean.. They are a long lived, late maturing species with a very low reproductive rate (maximum of 2 pups every 2 years). Nurse Sharks are a wonderful, docile species that are nicknamed the “couch potatoes of the ocean.” They are a favorite shark among divers to swim and snorkel with because you can get up close to them and still be very safe.

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