Here are all the hammerhead shark facts you need to know ... while the biggest is the great hammerhead, which can be up to 18 ...

“The heaviest great hammerhead shark ever recorded weighed a whopping 1280 pounds.” The longest great hammerhead shark measured at 20 feet, and the heaviest weighed a whopping 1280 pound ...

“The heaviest great hammerhead shark ever recorded weighed a whopping 1280 pounds.” The great hammerhead shark is found in a variety of water depths such as shallow lagoons and coral ...