Burleigh heads hammerhead sharks. Swimmers catch a glimpse of Hammerhead sharks off Burleigh Heads. Burleigh heads hammerhead sharks

 
Swimmers catch a glimpse of Hammerhead sharks off Burleigh HeadsBurleigh heads hammerhead sharks  A hammerhead's top speed is roughly 25 miles per hour

It can be equivalent to half the shark’s total length. Malpelo. A Surf Lifesaving spokesperson said they had also. The great hammerhead ( Sphyrna mokarran) is an iconic shark species, recognized by its distinctive T-shaped head that resembles a hammer. Shark Culling. 9:30. Their wide-set eyes give them a better visual range than other sharks. A stock photo shows a hammerhead shark. Meanwhile, just a hundred metres offshore at Burleigh Heads, a stand-up paddleboarder caught dozens of scalloped hammerhead sharks on camera. She fought the 11. Dr Meynecke said he swam with the sharks off Burleigh Heads over the weekend, alongside "close to 100 people". The small scalloped bonnethead. Why do hammerhead sharks have hammer. Squid. The Committee proposed that scalloped hammerhead shark be added to the Finalised Priority Assessment List, which. 2 to 3. The US National Marine Fisheries Service (NMFS) has decided not to add the great hammerhead shark (Sphyrna mokarran) to the Endangered Species List. To fit a pregnant female with a tag, Salinas and his research team free dived as much as 10 to. The dorso-ventrally compressed and laterally expanded pre-branchial head. They are threatened by commercial fishing, mainly for the shark fin trade. Filming location:. They also do not have a mid-dorsal fin, contributing to the “smoothness” of species. Why is the head of a hammerhead shark shaped like a hammer? Noise off XS Festival. This shark has been said to approach and rush toward divers, swimmers, and surfers when sudden movements are made. The adults can reach 4 feet in length and are found both in estuarine and oceanic waters, usually during the summer and autumn. 2. 3. In 1942, some scientists have suggested that the hammerhead's eyes are so far apart that their visual fields couldn't possibly overlap. From 1580 to 2012, 37 hammerhead shark attacks have been reported; 17 of these attacks were unprovoked and none fatal. About six hammerheads dodged. Dr Meynecke from Griffith University's Coastal and Marine Research Centre said about 40 scalloped hammerhead sharks have been swimming off Burleigh Heads since late March. The shark is bronze-colored on top and white below predator creature, but its most identifying feature is the “hammerhead. Cocos Island, Costa Rica. 6 m (15 ft) and reaching a maximum length of 6. The key differences between hammerheads and bull sharks lie in their appearance and habits. Sharks are among the best swimmers on the planet, but new research suggests that even. For instance, this occurs when a person is spearfishing and gets mistaken for a fish. Visit for. 3 meters in length, with a top weight of 150 kilograms. Because of their distinctive shaped head, the hammerhead is easily identified by many coastal regions around the world. 105. 5. A Carolina hammerhead has fewer vertebrae and is genetically distinct from other hammerhead species. Hammerhead sharks are aptly named for their very distinctive hammer-shaped heads. They are found primarily in shallow waters off Venezuela and Uruguay and have pups in the number of. Diet:. Hammerhead Sharks will also dine on the following: Smaller fish. WORLD. Preferred Food Hammerhead sharks are active hunters, and eat fish such as grouper. The head can extend as far as 50 per cent of its body. A Gold Coast photographer is still pinching himself after having the “privilege” to swim with hammerhead sharks over the weekend at Burleigh Heads. Sharks with flat, T-shaped heads are among the most distinguished shark species. However, in real life, Finding Nemo’s sharks would not be friendly or vegetarian, and they would not live in a group! The photo featured at the. From 1580 to 2012, 37 hammerhead shark attacks have been reported; 17 of these attacks were unprovoked. shore, shark, Seven News, Gold Coast | 503 views, 13 likes, 0 loves, 7 comments, 8 shares, Facebook Watch Videos from 7NEWS Brisbane: Extraordinary new pictures show sharks close to shore on the Gold. Meet the scalloped hammerhead shark. So there you have it, Burleigh Pavilion has graced us with its’ presence and we are absolutely here for it. The animal’s head is flattened and extended outwards in both. Beyond detecting hidden prey, these wide heads also allow for incredible eye-sight. Why hammerhead sharks have such funny heads - Of all the beautifully odd creatures, the hammerhead shark boasts perhaps the strangest of all cephalic physiques. These sharks are often found swimming along the bottom of the ocean, stalking their prey. Hammerhead sharks are famous for their widely separated nares on their distinctive "hammer" heads, which enhance their ability to determine the direction of smells—think of it as stereo-olfaction. The most distinguishing characteristic of this shark is its "hammer-shaped" head. Species. The group of hammerheads was not the only impressive shark school spotted at Burleigh Heads on Sunday. Dozens of scalloped hammerhead sharks have been swimming off Burleigh Heads since late March, so how close can you get to these sea. The body size of the known species of hammerhead sharks ranges from 3. (JP/Jerry Adiguna) I pointed my underwater camera toward dozens of hammerhead sharks lining up in front of my eyes. The great hammerhead ( Sphyrna mokarran) is the largest species of hammerhead shark, belonging to the family Sphyrnidae, attaining an average length of 4. and midnight, several coral species at the Flower Garden Banks sanctuary participate in a mass spawning event. This is the only known pink manta ray in the. Behavioral Ecology and Sociobiology, 15: 45-54. Finding fossil records of hammerhead sharks is difficult. This shark's unusual name comes from the unusual shape of its head, an amazing piece of anatomy built to maximize the fish's ability to find its favorite meal: stingrays. At this time, coral heads release their gametes into the water column where they can mix and fertilize, later becoming larvae that settle. The sharks, measuring 2. A very good comparison of hammerhead shark heads photograph and other info on this page at the Florida Museum of Natural History. It’s difficult for scientists to trace the evolution of modern day hammerhead sharks because almost all shark fossils are teeth and nothing. All About Science And Animals. Heart-stopping video footage shows a group of hammerhead sharks circling boaters and swimmers in shallows of the Gulf of Mexico off the Alabama coast over the weekend. They are about 13 feet long and 500 pounds. Why Hammerhead Shark Heads Are "T" Shaped. Crustaceans. Their distinct body shape makes them easy to identify as a genus, but fishermen have trouble telling the hammerhead species apart. 0 meter). However, hammerhead shark pups held in a shallow seawater pond at the Hawaiʻi. really awkward-looking ones — specifically, the nine species of. and can grow 18 to 26 feet long. Preferred Food Hammerhead sharks are active hunters, and eat fish such as grouper. This is the Member for Fadden (From Stapylton and Stradbroke down to Labrador and Parkwood). They can be found in almost any tropical water in the Atlantic, Indian, Pacific, and South China Seas. Picture: Instagram The four-foot-long creature is believed to have been lured to the beach by the scent of a decomposing. In Laurel Collofello’s footage from Sunday, a large. . Hammerhead sharks are voracious predators and their mallet-shaped heads boost their ability to find that which they like to eat. Socorro Island. Swimmers, surfers and boaters all took to the water at Burleigh Heads on the southern Gold Coast last weekend after drones and underwater cameras spotted dozens of scalloped. There are more than 360 species of sharks: Big ones, wee ones, aggressive ones, sweet ones, sleek ones, and. A Gold Coast photographer says he is still pinching himself after having the “privilege” to swim with hammerhead sharks over the weekend. Situated between glistening Surfers Paradise and laid back Coolangatta, Burleigh Heads is famous for pumping surf breaks, towering pine trees and 'to be seen' hip dining. Reaching a length of 1. Hammerhead Shark Worksheets. Average Size: 5 to 6 feet. A small percentage of the population, mostly or all females, are much larger. Date: May 23, 2007. Females of the species reach sexual maturity at a length of 7 to 8 feet (2. The body is stout and classically shark-shaped with a markedly tall, curved, first dorsal fin. The great hammerhead can reach a maximum length of about 20 feet, but their average length is about 12 feet. A shark recorded from above off Burleigh Heads on the Gold Coast. Scalloped hammerhead Sharks Nets Out Now, Burleigh Heads, Gold Coast Hype Digital All rays, including manta rays, stingrays and skates, are thought to have evolved from sharks. A hammerhead caught in shark nets off the Gold Coast in 2019. Crystal Fox less than 2 min read 10. The largest hammerhead shark ever measured was 14 feet, 7 inches long. : @flying___pixels @lukeworkmann At around 9. The surprising appearance of hammerheads hunting off a popular Gold Coast beach is the most significant shark. Until recently, our understanding of their biology, movements, diet, and life histories was challenged by a lack of studies. Sharks come in all shapes and sizes and perhaps the most unusual is the hammerhead shark, easily recognized by its oddly shaped head. Some hammerhead sharks travel in schools. Huge groups of hammerheads have been spotted close to shore hungry and on the hunt for warm water. The first shark case of virgin birth occurred with a hammerhead. 11. Collofello told Storyful that she first swam with the sharks in March after local drone. Merchant was soaking a pan-sized frozen cownose stingray for bait when she hooked into the massive shark. Hammerheads do not seek out human prey, but are aggressive hunters and will attack if provoked. 6 m (15 ft) and reaching a maximum length of 6. 44s. The Great Hammerhead Shark is a coastal-pelagic and semi-oceanic species, occurring along coastlines, continental shelves and adjacent drop-offs to about 80 m depth. Hammerhead worms are a terrestrial flatworm with a half-moon shaped head, according to the Texas Invasive Species Institute. Hammerhead sharks are one of the most fascinating creatures in the ocean. 260 reviews #79 of 84 Restaurants in Burleigh Heads $$ - $$$ Fusion Australian. Scalloped hammerhead sharks are pretty easy to recognize thanks to the multiple notches in their narrow heads, which look like a scallop shell. Why Hammerhead Shark Heads Are "T" Shaped. They also vary in habitat. A huge group of hammerheads have been enjoying the warm waters at Burleigh Heads. Key Points. Juvenile scalloped hammerhead sharks, which are typically light tan in color, were found to suntan when exposed to increases in solar radiation (Fig. Hammerhead sharks are something of a curiosity in the animal kingdom, with their elongated heads and pinprick eyes. These cartilaginous. 5. ympev. A filmmaker dived with hammerhead sharks in a bid to get a shot from inside one of their mouths and raise awareness for shark conservation. couardi. The longest great hammerhead shark ever recorded was 20 feet (6. Claimed. Subscribe to newsletters Subscribe: $29. Join us on the modern, roomy new Reef Empress, our 35 metre catamaran that takes you directly to the only navigable lagoon on the Great Barrier Reef, Lady Musgrave Lagoon. Situated between glistening Surfers Paradise and laid back Coolangatta, Burleigh Heads is famous for pumping surf breaks, towering pine trees and 'to be seen' hip dining. In colder waters with fewer food sources, the average great hammerhead might. All. These sharks all have a unique. Crystal Fox less than 2 min read Scalloped hammerhead sharks off the Gold Coast. Every year, about 7-10 days after the full moon in August, usually between 9 p. 9 ± 0. It was a stunning day, and the water was crystal clear. All sharks have electrical sensors in their nose and heads called ampullae of Lorenzini, named for researcher Stephan Lorenzini. 5-foot-long great hammerhead from the gulf of Mexico on May 5, 2009. This is due to the hammerhead shark’s famous head shape. This new shark species is relatively young and arrived roughly 25 million years ago, while other sharks roamed the ocean with dinosaurs. We took. Well if you're wondering where to dive with hammerhead sharks, you've come to the right place! Keep reading for ZuBlu's favourite destinations, hand-picked by our team of pro divers, travel experts, and shark fanatics. Burleigh Pavilion. 2010. The largest recorded weight of a hammerhead shark is 991 pounds. Orange Beach, Ala. This is the main reason that sand tiger sharks are critically endangered. It’s a picturesque punctuation mark along the Gold Coast and most definitely somewhere to pause. Hammerhead sharks are apex predators who use their unusually shaped heads to aid in their hunt for prey. One of the more unique looking sharks is the hammerhead sharks, which have hammer-shaped heads. Dozens of hammerheads have been filmed by stunned locals at Palm Beach as well as off Burleigh Heads in recent weeks. 1:01. Over time natural selection has actually shrunk the size of the hammer. As you might guess by its name, the great hammerhead ( Sphyrna mokarran) is the largest of the hammerhead sharks. More news. 5 ft for females. Many of these are severely overfished worldwide for their fins scientific data has been scarce – until now. And beyond smell and vision, these sensory organs are rather high-tech. The shark's eyes are. A great hammerhead shark can birth 6 to 42 pups at once . The leader is Bruce, a great white; Anchor, a hammerhead; and Chum, a mako. Steinbeck writes of a large shark which “cruised about us, his fin high above the water,” of large horned sharks, hammerhead sharks, basking sharks and “great numbers of sand sharks,” as well as great manta rays, sting rays, tuna, swordfish, urchins, morays and so very much more. In more modern times the record for the largest hammerhead shark ever caught in Florida goes to Captain Bucky Dennis who hauled in a 1,280-pound, 14. The largest species, great hammerhead shark, have a maximum size of up to 20 feet (6. 3a/43 Goodwin Terrace, Gold Coast, Queensland 4220 Australia +61 7 5661 9050 Website Menu. However, hammerhead shark pups held in a shallow seawater pond at the Hawaiʻi Institute of Marine Biology subsequently. The heads and body of a smalleye hammerhead are all painted in gold. They’re skilled long-distance swimmers and exceptional free divers, able to hunt in the dark waters 500. Hammerhead sharks have a traditional appearance aside from their wildly unusual heads, which resemble an obvious tool in everyone’s toolbox. Diel movement patterns of the scalloped hammerhead shark (Sphyrna lewim) in relation to E1 Bajo Espiritu Santo: a refuging central-position social system. • Atlantic sharpnose sharks ( Rhizoprionodon terraenovae) are among the most common in North Carolina waters. DNA tests of shark meat in Australian fish and chip shops have revealed that endangered scalloped hammerheads are being unwittingly consumed, often labeled. 1 m (20 ft). Relative to it’s own body, it’s almost half as wide as it’s body is long! They reach up to around 2m (6 foot), so their head is around 1m (3 foot) in width. Why do hammerhead sharks have weird shaped heads? Join shark scientist Kristian Parton and Come and learn some facts about hammerhead sharks. The hammerheads' wide heads certainly improved their binocular vision and depth perception. By Jacqui Brooks , 6th February, 2019. At least 3000 hammerhead pups were caught in nets between 1962-2000. A Burleigh Heads woman has taken a risk diving into the ocean with a swarm of sharks. Why Hammerhead Shark Heads Are T Shaped. The shark’s head was a massive 3 feet wide. David Finlay, the drone operator, called the surf lifesavers on the phone and notified them immediately of the situation. The animal’s head is flattened and extended outwards in both. Their distinct body shape makes them easy to identify as a genus, but fishermen have trouble telling the hammerhead species apart. The finding is published in the Journal of Experimental Biology. Hammerhead sharks are solitary hunters, but they can also form schools during the day. At least six large hammerheads could be seen lurking in very shallow water near a swarm of boaters at Robinson. Range. wildlife 12:28pm Apr 24, 2023. 30pm and 6pm. This reduces drag while also increasing the animal’s “wingspan. Gold Coast ocean enthusiasts have had an incredible, up-close encounter with a critically endangered shark species after witnessing a magnificent swarming event at a popular beach. Even solitary sharks. A shark recorded from above off Burleigh Heads on the Gold Coast. Credit: NOAA Fisheries. What an EPIC day at Burleigh Heads getting to swim with juvenile hammerhead sharks. 7-kilometre light rail stage 3A will cost $709 million and take around three years to build. 38. We asked a biologist what it all means. Nurse Sharks 10 Photos. They are frequently thought of as cool and exciting due to their ability to reach 90 feet in length and weigh more than 4,000 pounds. Hammerhead, copper and bull sharks were spotted by the photographers. The great hammerhead (Sphyrna mokarran) is the largest species of hammerhead shark, belonging to the family Sphyrnidae, attaining an average length of 4. Habitat. November 6, 2022. What an EPIC day at Burleigh Heads getting to swim with juvenile hammerhead sharks. Shovel or bonnet-shaped head, making identification easy among other hammerhead sharks. Habitat. Great video from BBC wildlife show Hammerhead. Great hammerhead. Here we summarize and compare what is known on the biology and conservation of the three largest species of hammerhead sharks: the great hammerhead (Sphyrna mokarran), the scalloped hammerhead. Behind the Science of Tiger Queen 7 Photos. Hunting. Their heads, not only in front and behind, but also above and below. A great hammerhead shark's two eyes can be 3 feet apart on opposite sides of its skull. Then out of nowhere: the hammer. 9 feet (0. You can tell it from other hammerheads by the ridges along the front edge of its head. Hammerhead sharks are known to swim large distances, so it is possible that sharks from Australia may move into areas of Papua New Guinea, Indonesia and elsewhere. On Wednesday, two South Carolina anglers caught and released a hammerhead shark. A shark’s anterior binocular vision allows it to see directly ahead, show the two eyes’ fields of vision overlap, and calculate the distance of its prey. Crystal Fox less than 2 min read A group of fishermen were forced to deliver a "litter" of baby sharks on a Florida beach after discovering that the adult hammerhead they had lured from the. Average Size: 5 to 6 feet. Alien Sharks are Back 9 Photos. This is a large West African species similar to the scalloped hammerhead. 2:57. Gold Coast ocean enthusiasts have had an incredible, up-close encounter with a critically endangered shark species after witnessing a magnificent swarming event at a popular beach. The finding is published in the Journal of Experimental Biology. Here’s a rundown of. Squid. Hit the Burleigh foreshore any day of the week, a hive of families and roaming entertainment, to make use of the water's edge barbecues with fresh produce from. Scalloped hammerhead Sharks Nets Out Now, Burleigh Heads, Gold Coast Hype Digital All rays, including manta rays, stingrays and skates, are thought to have evolved from sharks. Taylor Graham's Drone Video of Hammerhead Sharks around Bird Island. Great Hammerhead Shark. Dozens of hammerhead sharks have been spotted off Burleigh Heads prompting swimmers to catch a glimpse A marine researcher says the hammerheads pose little threat but that 'bait balls' can pose a risk "We actually have juvenile scalloped hammerhead sharks right next to the beach, we're talking about 40, 50 metres from the. They will literally, “drop the hammer,” and pin down their prey to the ocean floor with their wide heads. Queensland beach-goers were given a scare this morning, as three sharks closed down a Gold Coast beach. Whitefin Hammerhead – S. The image shows three rare scalloped hammerhead sharks swimming in the shallows at Burleigh Heads. Because of their distinctive shaped head, the hammerhead is easily identified by many coastal regions around the world. Hammerhead sharks are among the most intriguing yet imperiled groups of large sharks globally. Crustaceans. . You may want to read to the end and watch the last video in this article, which shows a hammerhead shark attempting to attack two. This unique adaptation improves their manoeuvrability, enables them to see 360°, and enhances their ability to detect electrical currents. Researchers believe great hammerhead sharks are cannibalistic and sometimes eat their own young. Greg Norman caught a massive tuna off the coast of Palm Beach, Florida in 2019. high position in the marine food chain. The Bahamas is famous for its hammerhead shark diving and is the best place for great hammerhead shark encounters. A Dive into Hammerhead Sharks' Physical Traits. Finally, the team factored in the sharks' eye and head movements and found that the forward binocular. Closed now :. 1:10. 5. The best place to go hammerhead shark diving is Bimini, though they are also found (along with. 4–3 feet (76–91 cm) long, and grow to about 7. 3:46. A Gold Coast photographer is still pinching himself after having the “privilege” to swim with hammerhead sharks over the weekend at Burleigh Heads. However, these numbers are based on a global average and can and often will vary significantly between different regions and oceans. Octopus. Zimy Da Kid took his. Scalloped hammerhead populations have declined around 80 per cent in Australia. The great hammerhead shark is the largest of nine hammerhead species. Their dangling feet came awfully close to the swarming sharks, however. Scientific Name: Sphyrna Mokarran Size: 13-20 feet (4-6 meters); 500-1,000 pounds (230-450 kilograms) Conservation Status: Endangered Distribution: Wide: Tropical and warm temperate waters of the Atlantic, Indian, and Pacific Oceans The Great Hammerhead is a species of hammerhead shark known for its large size, with adults reaching lengths of. blochii. blochii), which has one of the widest heads. Hammerhead sharks are one of the wonders of the ocean. A monster 1,300-pound hammerhead shark has been filmed feasting on a 6-foot shark in Florida. 16am. A group of hammerhead sharks sent swimmers scurrying back onto their boats last week. net. Dr Meynecke said he swam with the sharks off Burleigh Heads over the weekend, alongside "close to 100 people". (Supplied: Olaf Meynecke) Swimmers catch a glimpse. The largest species, great hammerhead shark, have a maximum size of up to 20 feet (6. This fantastic bundle includes everything you need to know about Hammerhead Sharks across 26 in-depth pages. Range. Hammerheads are found worldwide in warmer waters along coastlines and continental shelves. 0 to 19. Great hammerheads are. The most significant issue is the problem of hydrodynamic drag, which has been observed to be higher in hammerheads than in other sharks due to their wide heads and narrow bodies. Bonding: Hammerhead sharks swim in groups in the waters around Serua Island, Maluku. A stock photo shows a hammerhead shark. 1016/j. A hammerhead caught in shark nets off the Gold Coast in 2019. Aplacental vivipary; litter size 22-108; size at maturity 9. • Atlantic sharpnose sharks ( Rhizoprionodon terraenovae) are among the most common in North Carolina waters. The eight species of hammerhead are among the most easily recognizable of sharks. 5 feet (2. The hammer-like shape of the head means that hammerhead sharks can sweep for prey more effectively. He said it was the most significant shark activity in the area for more than 15 years and there had actually been about 40 scalloped hammerhead sharks swimming off Burleigh Heads since late March. Subscribe and 🔔 to the BBC 👉 the BBC first on iPlayer 👉 SUBSCRIBE to the OFFICIAL BBC. 11. Galapagos Islands, Ecuador. These sharks have unique movement patterns, spending their nights in the deep ocean and their days in shallow coastal waters, with females often forming large social groups. Its name comes from its exceptionally large "hammer", or cephalofoil, which can be as wide as half of the shark's total length. Dr Meynecke from Griffith University's Coastal and Marine Research Centre said about 40 scalloped hammerhead sharks have been swimming off Burleigh Heads since late March. Socorro Islands, Mexico. m. Queensland beach-goers were given a scare this morning, as three sharks closed down a Gold Coast beach. On average, they grow up to 13 feet. 9 to 1. Also known as killer whales, orcas are significantly smaller than blue whales or sperm whales but larger than dolphins and porpoises. 1 m (20 ft). Sharks have lots of tiny pores covering their head and snout, called ampullae of Lorenzini. Hammerhead sharks face a number of challenges caused by their unique head shape. Great hammerheads are. . Others have argued that the wide spacing actually improves their binocular vision. 1. The surfers caught the next wave into the shore. The image shows three rare scalloped hammerhead sharks swimming in the shallows at Burleigh Heads. The Bahamas became a shark sanctuary in 2011 and is home to numerous hammerheads, plus bull, tiger, lemon, and reef sharks. These sharks bear their name from the hammer-like shape of their heads, or cephalofoils, differentiating them from other shark species. 6:58. Sharks in the Streets, Homes Floating Away; Monster Storm Ian Now Heads to Georgia and Carolinas. Dropping a line into the serene waters off Burleigh Heads, about 200 bronze whalers were swarming. Sharks and Rays Thank You Nets Out Now Did you know that rays are close cousins of sharks? Get in touch. Sharks are thought to be the most abundant on the Darwin and Wolf Islands, with the highest density anywhere in the world. Location: Tropical Coastlines Worldwide. With the majority of hammerhead catch being labeled as. In 2017, the discovery of a scalloped hammerhead shark nursery on Santa Cruz Island prompted an investigation. Dr Michelle McComb. Hammerhead sharks are the most common shark species. Sharpnose sharks use Core Sound and other. Video recorded by Laurel Collofello shows her pan her camera to show the large school of juvenile scalloped hammerhead sharks swimming near the ocean floor. 037 Cite. Hammerhead sharks have been documented in the fossil record dating back at least twenty million years. 🦈 Spectacular footage captures the moment groups of sharks swim together just off Burleigh Headland over. The width of the head is 23-28% of the hammerhead shark’s body length. The research highlighted the surprising transformations that bonnethead shark embryos, a species of hammerhead, experience during their growth. VIDEO. 7 meters to 4. Great Hammerhead. Once there you will see exactly what we mean by the Best Snorkel Tour Experience on the Great Barrier Reef. The lifeguards then notified the swimmers to come in immediately, and no one was harmed. However, the implementation of shark nets around beaches has also contributed to their decline. A new study claims that the hammerhead. 0:42. The brood and the mother were likely already dead before they washed ashore, according to city officials. Snorkellers' 'disheartening' behaviour. Phylogeny of hammerhead sharks (Family Sphyrnidae) inferred from mitochondrial and nuclear genes. Ken Kiefer 2/Image Source via Getty Images Curious Kids is a series for children of all ages. Save. 5 ft for males, 13. Hammerhead, bronze whaler and bull sharks were spotted by the photographers.