First dorsal fins from mako, thresher and hammerhead sharks are tall and slender from leading to trailing edge. In the image below, thresher and mako fins (top row) are slate to dark grey in color.
Great hammerhead - Wikipedia
The shark uses its very large dorsal fin to help achieve lift, a habit that had previously been noted in captive specimens, and may spend up to 90% of its time in this swimming orientation. The technique is thought to save about 10% in drag and consequently movement costs.
Great hammerhead shark - Sphyrna mokarran - Shark Research …
A shark was seen to use the underside of its hammer-shaped head to bludgeon and pin a stingray to the seabed, then the shark pivoted and bit a chunk out of the ray’s pectoral fin. Mating – Mating great hammerheads were reportedly witnessed in 70 ft [21 m] in the Bahamas.
Sphyrna mokarran – Discover Fishes - Florida Museum
Sep 18, 2024 · The body is stout and classically shark-shaped with a markedly tall, curved, first dorsal fin. The great hammerhead is dusky brown to light gray on the dorsal surface, fading to a cream-colored underside, with an asymmetrical caudal fin.
Hammerhead Shark: Facts And Information - Shark Truth
Dorsal Fins: Hammerhead Sharks have a prominent dorsal fin, and the size varies among species. Hammerhead Shark Distribution, Migrations, and Habitat Hammerhead Sharks are distributed globally, inhabiting both coastal and offshore waters.
Wildlife Fact Sheets: Hammerhead Shark - Ocean Conservancy
Like their head, they’re a bit unusual—their dorsal fin is very tall and shaped like a sickle. Unfortunately, humans like their fins, too. Many hammerhead sharks have been killed for their fins to be used in shark fin soup, as well as for their liver oil for vitamins.
Great hammerhead sharks swim on their side to reduce transport …
Jul 26, 2016 · Here we show that great hammerhead sharks drastically reconfigure the function of these structures, using an exaggerated dorsal fin to generate lift by swimming rolled on their side.
ADW: Sphyrna mokarran: INFORMATION
The dorsal fin is hooked, high, and long. These sharks can grow up to approximately 6 meters in length and over 227 kg. Claspers on the anal fin indicate the shark is male.
Great Hammerhead Shark Information - shark team one
The great hammerhead shark, Sphyrna mokarran, is the largest species of hammerhead shark. These sharks have a flat hammer-shaped head with a notch at the center located along the front edge. The first dorsal fin is very high and curved; the second dorsal and pelvic fins are high with deeply concave rear margins.
Great Hammerhead, Sphyrna mokarran (Rüppell, 1837)
This species has an unmistakeable hammer shaped head and a very high first dorsal fin. Its head width is less than 40% of the total length and the pelvic fins have concave posterior margins. Sharks online publication