Thunnus (subgenus)

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Thunnus

T. Thynnus Atlantic bluefin tuna
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Perciformes
Family:	Scombridae
Tribe:	Thunnini
Genus:	Thunnus
Subgenus:	Thunnus (Thunnus) South, 1845
Species
T. alalunga (Bonnaterre, 1788) T. maccoyii (Castelnau, 1872) T. obesus (Lowe, 1839) T. orientalis (Temminck and Schlegel, 1844) T. thynnus (Linnaeus, 1758)

Thunnus (Thunnus) is a 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". Thunnus (Thunnus) is sometimes referred to as the bluefin group, and comprises five species:

subgenus Thunnus (Thunnus)

T. alalunga (Bonnaterre, 1788) – albacore
T. maccoyii (Castelnau, 1872) – southern bluefin tuna
T. obesus (Lowe, 1839) – bigeye tuna
T. orientalis (Temminck and Schlegel, 1844) – Pacific bluefin tuna
T. thynnus (Linnaeus, 1758) – Atlantic bluefin tuna

Thunnus (Thunnus), the Bluefin group

tribe Thunnini,

tunas

Allothunnus

	A. fallai, slender tuna

Auxis, frigate tunas

	A. thazard, frigate tuna

	A. rochei, bullet tuna

Euthynnus, little tunas

	E. lineatus, black skipjack tuna

	E. alleteratus, little tunny

	E. affinus, mackerel tuna or kawakawa

Katsuwonus, skipjacks

	K. pelamis skipjack tuna

Thunnus, true tunas

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                                                       |1=, bigeye tuna
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                                                       |1=, southern bluefin tuna
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                                                       |1=, Atlantic bluefin tuna
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                                                       |1=, albacore tuna
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subgenus Neothunnus

(yellowfin group)

subgenus Thunnus

(bluefin group)

Cladogram: The bluefin group of tunas, subgenus Thunnus (Thunnus), within the tribe Thunnini.^[1]^[2]

Thunnus (Thunnus) – the bluefin group of tunas
Common name	Scientific name	Maximum length	Common length	Maximum weight	Maximum age	Trophic level	Source	IUCN status
Albacore tuna	T. alalunga (Bonnaterre, 1788)	1.4 m (4.6 ft)	1.0 m (3.3 ft)	60.3 kg (133 lb)	9–13 yrs	4.31	^[3]^[4]	Near threatened^[4]
Southern bluefin tuna	T. maccoyii (Castelnau, 1872)	2.45 m (8.0 ft)	1.6 m (5.2 ft)	260 kg (570 lb)	20–40 yrs	3.93	^[5]^[6]	Critically endangered^[6]
Bigeye tuna	T. obesus (Lowe, 1839)	2.5 m (8.2 ft)	1.8 m (5.9 ft)	210 kg (460 lb)	5–16 yrs	4.49	^[7]^[8]	Vulnerable^[8]
Pacific bluefin tuna	T. orientalis (Temminck & Schlegel, 1844)	3.0 m (9.8 ft)	2.0 m (6.6 ft)	450 kg (990 lb)	15–26 yrs	4.21	^[9]^[10]	Least concern^[10]
Atlantic bluefin tuna	T. thynnus (Linnaeus, 1758)	4.6 m (15 ft)	2.0 m (6.6 ft)	684 kg (1,508 lb)	35–50 yrs	4.43	^[11]^[12]	Endangered^[12]

References

↑ Graham, Jeffrey B.; Dickson, Kathryn A. (2004). "Tuna Comparative Physiology" (PDF). The Journal of Experimental Biology 207: 4015–4024. doi:10.1242/jeb.01267. Retrieved 20 September 2012. Cite uses deprecated parameters (help)
↑ Catanese, Gaetano; Manchado, Manuel; Infante, Carlos (15 February 2010). "Evolutionary relatedness of mackerels of the genus Scomber based on complete mitochondrial genomes: Strong support to the recognition of Atlantic Scomber colias and Pacific Scomber japonicus as distinct species". Gene 452 (1): 35–43. doi:10.1016/j.gene.2009.12.004. Cite uses deprecated parameters (help)
↑ Froese, Rainer and Pauly, Daniel, eds. (2012). "Thunnus alalunga" in FishBase. January 2012 version.
↑ 4.0 4.1 Collette B and 35 others (2011). "Thunnus alalunga". IUCN Red List of Threatened Species. Version 2012.2. International Union for Conservation of Nature. Retrieved 18 October 2012.
↑ Froese, Rainer and Pauly, Daniel, eds. (2012). "Thunnus maccoyii" in FishBase. January 2012 version.
↑ 6.0 6.1 Collette B and 8 others (2011). "Thunnus maccoyii". IUCN Red List of Threatened Species. Version 2012.1. International Union for Conservation of Nature. Retrieved 18 September 2012.
↑ Froese, Rainer and Pauly, Daniel, eds. (2012). "Thunnus obesus" in FishBase. January 2012 version.
↑ 8.0 8.1 Collette B and 31 others (2011). "Thunnus obesus". IUCN Red List of Threatened Species. Version 2012.1. International Union for Conservation of Nature. Retrieved 18 September 2012.
↑ Froese, Rainer and Pauly, Daniel, eds. (2012). "Thunnus orientalis" in FishBase. January 2012 version.
↑ 10.0 10.1 Collette B and 35 others (2011). "Thunnus orientalis". IUCN Red List of Threatened Species. Version 2012.1. International Union for Conservation of Nature. Retrieved 18 September 2012.
↑ Froese, Rainer and Pauly, Daniel, eds. (2012). "Thunnus thynnus" in FishBase. January 2012 version.
↑ 12.0 12.1 Collette B and 23 others (2011). "Thunnus thynnus". IUCN Red List of Threatened Species. Version 2012.1. International Union for Conservation of Nature. Retrieved 18 September 2012.

v t e Tuna

True tuna	Tuna Thunnus Albacore Bigeye tuna Atlantic bluefin tuna Blackfin tuna Longtail tuna Southern bluefin tuna Pacific bluefin tuna Yellowfin tuna

Other tuna	Scombridae Black skipjack tuna Bullet tuna Dogtooth tuna Frigate tuna Mackerel tuna Leaping bonito Little tunny Skipjack tuna Slender tuna Auxis

Fishing and fisheries	Almadraba US bluefin tuna industry

As food	Botargo Chūtoro Katsuobushi Kezuriki Mojama Tekkadon Tuna casserole Tuna fish sandwich Tuna pot Tuna salad

Other	Dolphin friendly tuna Scombroid food poisoning Tuna Fishing (painting) Tunagate

Organisations	ICCAT International Seafood Sustainability Foundation#Practices Nauru Agreement Regional Fisheries Management Organisation

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