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Belonging to the Lamnidae family, this type of mackerel shark can grow to be up to 21 feet long and weigh up to 4,500 pounds, according to National Geographic. Although they have about 300 teeth ...
Sand sharks have a large second dorsal fin. [1] The sand shark can grow up to 3.2 m (10 ft) long, and most adults can weigh around 200 kg (440 lb). The average lifespan of both sexes is only about 7 years, though they may live longer in captivity.
“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 reefs ...
National Geographic describes this 23-foot, 2,200-pound carnivore as a “classic opportunistic predator” that snacks on just about anything unfortunate enough to pass by their territory: birds ...
The value of shark fins for shark fin soup has led to an increase in shark catches where usually only the fins are taken, while the rest of the shark is discarded, typically into the sea; health concerns about BMAA in the fins now exists regarding consumption of the soup A 4.3-metre (14 ft), 540-kilogram (1,200 lb) tiger shark caught in Kāne ...
The Triakidae or houndsharks are a family of ground sharks, consisting of about 40 species in nine genera. In some classifications, the family is split into two subfamilies , with the genera Mustelus , Scylliogaleus and Triakis in the subfamily Triakinae , and the remainders in the subfamily Galeorhininae .
Two marine biologists share 10 shark facts for kids, as well as why shark attacks happen and why sharks are essential to human survival.
Greenland sharks have also been found with remains of moose, polar bear, horse, and reindeer (in one case an entire reindeer body) in their stomachs. [12] [25] [21] The Greenland shark is known to be a scavenger and is attracted by the smell of rotting meat in the water. The sharks have frequently been observed gathering around fishing boats. [12]