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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. ... Predators and Threats. Due to the great ...
Even though hammerhead sharks are a large species, they are generally not a threat to divers. As of 2025, there have only been 18 attacks ever reported, and none were fatal.
These sharks have a very high metabolic rate, which governs behavior in acquiring food. They occupy tertiary trophic levels. [10] The scalloped hammerhead shark, like many other species, uses the shore as a breeding ground. [10] Due to high metabolic rates, young scalloped hammerhead sharks need a lot of food, or they will starve.
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.
Sphyrna alleni, the shovelbill shark, is a species of hammerhead shark found along the West Atlantic coast from Belize to Brazil. Its pointed cephalofoil distinguishes it from the more northern bonnethead shark ( Sphyrna tiburo ), from which it was split in 2024.
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 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 ...
Great hammerheads can reach 19 feet, experts say.