What is the size and color of the hammerhead shark?

There are 9 known species of Hammerhead Sharks and their size ranges from 0.9 to 6 meters (3 to 20 feet) in length. They weigh between 500 to 1000 pounds. They are usually light gray in color with a white belly. They can be distinctly recognized using their flat hammer like head. Hammerheads are one of the medium sized shark species.