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A hammerhead shark in shallow water. According to the International Shark Attack File, humans have been subjects of 17 documented, unprovoked attacks by hammerhead sharks within the genus Sphyrna since AD 1580. No human fatalities have been recorded. [34] Most hammerhead shark species are too small to inflict serious damage to humans. [8]
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 ...
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 Carolina hammerhead is named in honor of Carter Gilbert, who unknowingly recorded the first known specimen of the shark off Charleston, South Carolina, in 1967. [6] Dr. Gilbert, who was the curator of the Florida Museum of Natural History from 1961–1998, caught what he believed was an anomalous scalloped hammerhead shark with 10 fewer ...
Two marine biologists share 10 shark facts for kids, as well as why shark attacks happen and why sharks are essential to human survival.
Hammerhead sharks are overfished all around the world for their fins and liver oil. As of 2020 an estimated 1.3 to 2.7 million fins are collected each year from smooth and scalloped hammerhead sharks for the shark-fin trade. [34] DNA barcoding can assist in the identification of scalloped hammerhead remains to aid conservation efforts. [35]
Great hammerheads can reach 19 feet, experts say. For premium support please call: 800-290-4726 more ways to reach us
The smooth hammerhead (Sphyrna zygaena) is a species of hammerhead shark, and part of the family Sphyrnidae.This species is named "smooth hammerhead" because of the distinctive shape of the head, which is flattened and laterally extended into a hammer shape (called the "cephalofoil"), without an indentation in the middle of the front margin (hence "smooth").