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In a video shared by a boater, swimmers leap out of the water as sharks approach. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 17 December 2024. Family of sharks Hammerhead sharks Temporal range: Early Miocene – recent Pre๊ ๊ O S D C P T J K Pg N Scalloped hammerhead Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Chondrichthyes Subclass: Elasmobranchii Order: Carcharhiniformes ...
Sphyrna alleni is a small species of shark, measuring less than 150 centimetres (4.9 ft) in length. Like other hammerhead sharks , its head is shaped into a flattened cephalofoil. The latter has a more angular anterior edge than that of S. tiburo , and bears lobes on its posterior edges, leading to it being described as "shovel-like". [ 1 ]
According to the International Shark Attack File, humans have been subject to just 17 documented attacks by hammerhead sharks in recent history, with no human fatalities attributed to the species.
The great hammerhead catch rate in Indian Ocean has declined 73% from 1978 to 2003, though whether these represent localized or widespread depletions is uncertain. The great hammerhead is critically endangered along the western coast of Africa, where stocks have collapsed, with an estimated 80% decline in the past 25 years.
The great hammerhead shark is found in a variety of water depths such as shallow lagoons and coral reefs, and in deeper waters up to 984 feet. These sharks frequent coastal and tropical waters, as ...
Scalloped hammerhead swimming (video) The scalloped hammerhead is a coastal pelagic species; it occurs over continental and insular shelves and in nearby deeper water. It is found in warm temperate and tropical waters, [12] worldwide from 46°N to 36°S.
The smooth hammerhead is one of nine known species of hammerhead shark. It is considered "vulnerable" on the International Union for Conservation of Nature's list of threatened species.