Hiu sixgill tumpul adalah hiu primitif yang lebih mirip hiu yang sudah punah dibandingkan hiu yang masih hidup. Moncongnya lebar dan tumpul, berwarna cokelat, coklat, atau hitam dan panjangnya bisa mencapai 20 kaki.

The blunt-nosed sixgill shark is a primitive shark that is more similar to extinct sharks than to living ones. Its snout is wide and blunt, colored brown, chocolate, or black, and can reach a length of up to 20 feet.

Goblin Shark is often referred to as "living fossil" because they are the only living members of the Mitsukurinidae family group that existed millions of years ago. They have a very long and flat snout and prominent jaws that can extend to the tip of their snout while eating.

Greenland sharks are not only able to survive in the depths, but they also have the longest lifespan compared to all sharks, estimated to be between 250 and 500 years. They are large sharks and their length usually reaches around 21 feet.

This shark is one of the smallest sharks ever and its length is only between 16 and 22 inches. They are dark brown in color but have photophores on their underside, which appear as glowing spots.

Some of the most unique sharks are swell sharks. Swell sharks are a species of catshark that live in the Pacific Ocean, between California and southern Mexico. Large sharks can be found at depths of 1,500 feet and inhabit rocky bottoms where they can hide in rock crevices all day.

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Another luminous shark is the kitefin shark. Kitefin sharks live in several populations worldwide in tropical and subtropical waters near the seabed. They are mostly found at depths between 660 and 2,000 feet, but some have also been captured at depths of 5,900 feet.

The translation of the given 'Bahasa' text to 'English' while preserving the HTML tags is as follows: Species of newly discovered deep-sea shark in 2010 is the ninja lanternshark. The ninja lanternshark lives along the continental slopes in the eastern part of the Pacific Ocean and its depth ranges from 2,740 to 4,735 feet.

Dogfish Portugis is the deepest living ocean shark and is found at a depth of 12,057 feet. They are widely distributed worldwide, but are most commonly found near the deepest seabed. Dogfish Portugis is a sleeper shark and typically has a length of about 3 feet.

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Great white sharks live in very deep depths, so they are rarely seen by humans. Less than a hundred have been seen since this species was first discovered in 1976. Like basking sharks and whale sharks, great white sharks are filter feeders and primarily feed on plankton.