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Thunnus (Thunnus) is a paraphyletic subgenus of ray-finned bony fishes in the Thunnini, or tuna, tribe.More specifically, Thunnus (Thunnus) is a subgenus of the genus Thunnus, also known as the "true tunas".
The Atlantic bluefin tuna is a close relative of one of the other two bluefin tuna species, the Pacific bluefin tuna. The southern bluefin tuna , on the other hand, is more closely related to other tuna species such as yellowfin tuna and bigeye tuna , and the similarities between the southern and northern species are due to convergent evolution.
Thunnus (Neothunnus) is a subgenus of ray-finned bony fishes in the Thunnini, or tuna, tribe. More specifically, Neothunnus is a subgenus of the genus Thunnus , also known as the "true tunas". Neothunnus is sometimes referred to as the yellowfin group , and comprises three species:
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Atlantic bluefin tuna, T. thynnus (Linnaeus, 1758) Subgenus Thunnus : Yellowfin tuna, T. albacares (Bonnaterre, 1788) Blackfin tuna, T. atlanticus (Lesson, 1831) Longtail tuna, T. tonggol (Bleeker, 1851) Relative sizes of various tunas, with the Atlantic bluefin tuna (top) at about 8 ft (2.4 m) in this sample
The dorsal fins of the bullet and frigate mackerel are set apart. Unlike the little tunny, the skipjack tuna lacks markings on the back and has broad, straight stripes on the underside. [10] The little tunny reaches a maximum weight of 12 kg (26 lb) in the Mediterranean, and averages about 7 kg (15 lb) through its entire range.
The site features information, photos, blog posts and multimedia stories about the bluefin tuna. Pew Charitable Trusts, new data (1/2013) shows that the population of Pacific bluefin is a small fraction of what it used to be, and is in danger of all but disappearing, – actually the Pacific Bluefin Tuna Population is down over 96%
A 608-pound bluefin tuna that was auctioned for 207 million Japanese yen (about about 1.3 million U.S. dollars). Sushi restaurant operator Onodera Group bought the fish at the first tuna auction ...