How do you identify sphyrna?
Head variably spade, mallet or axe-shaped in dorsoventral view and moderately broad, width across head about 17 to 33% of total length; lateral blades of head broad, not winglike; nostrils short, their widths 7 to 14 in internarial width and less than half mouth width; no bumps along anterior margin of head.
Where do smooth hammerheads live?
The smooth hammerhead shark is a highly mobile species that can be found worldwide in coastal, temperate and tropical waters. Smooth hammerhead sharks typically stay in shallow waters around 65 feet (20 m) deep but have been spotted at depths up to 656 feet (200 m).
Where do hammerhead sharks live?
tropical waters
WHERE DO WE LIVE? Hammerheads live in temperate and tropical waters worldwide. They can be found near the shoreline and along the continental shelf (shallow waters). They have been seen in mass migrations moving toward cooler waters in the summertime.
What does a smooth hammerhead shark look like?
Description. Smooth hammerhead sharks are large sharks with a rather steeply ascending first dorsal fin which tapers into a sickle form at the back. Unlike the brownish color of many other hammerhead shark species, its primary color on the top is olive green or dark gray-brown and white underneath.
How can you tell a Scalloped Hammerhead?
The scalloped hammerhead is distinguished from other hammerheads by an indentation located in the center of its laterally expanded head. As well smaller notches line the broadly arched hammer, granting them a “scalloped” head. The mouth is broadly arched and the rear margin of the head is slightly swept backward.
How do you identify a hammerhead shark?
Hammerhead sharks have an unmistakable scalloped-shaped head, or a cephalofoil. They also have very long gill slits and fins that are strongly curved. Another key feature of hammerheads is a very tall dorsal fin.
Can hammerheads bite humans?
Most hammerhead species are fairly small and are considered harmless to humans. However, the great hammerhead’s enormous size and fierceness make it potentially dangerous, though few attacks have been recorded.
Are hammerhead sharks aggressive?
Hammerhead sharks are considered dangerous to humans due to their large size and hunting nature. Even though hammerhead sharks are not hostile toward humans, they are nevertheless dangerous and should be avoided at all times. It is estimated that only a very small number of human attacks have ever been seen.
What is the difference between a great hammerhead and a scalloped hammerhead?
The great hammerhead, which also has a notch in the center of its head, makes more of a T shape with its head, while the scalloped and smooth hammerheads are more rounded, almost resembling a shovel. Unlike most sharks, hammerheads mostly swim in schools.
Are scalloped hammerhead endangered?
Not extinctScalloped hammerhead / Extinction status
Is it safe to swim with hammerhead sharks?
Are hammerhead sharks dangerous to divers? Hammerhead sharks are a large species of shark but they are not a threat to divers. They have not been responsible for any fatal shark attacks, though they should of course be treated with respect and caution.
What is the rarest hammerhead shark?
Scalloped Bonnethead: The Scalloped Bonnethead is probably the rarest of the Hammerhead Shark species. They are found in tropical and subtropical waters in the Western Hemisphere and often hunt in mangroves and estuaries.
Are hammerhead sharks protected in Florida?
In Florida, it’s illegal to land and possess protected sharks like lemon, tiger, white, hammerheads and 22 other species.
How can you tell a scalloped hammerhead?
Where are the most shark infested waters?
New Smyrna Beach, Florida Florida has more shark attacks each year than any other area in the world, according to the International Shark Attack File (ISAF).
Is it safe to swim with sharks on your period?
Sharks may be able to detect blood, but being on your period won’t cause a shark to attack. You can swim in the ocean on your period without worrying about sharks or leaks by wearing a tampon or a menstrual cup.