Thunnus (subgenus)
| Thunnus | |
|---|---|
| |
| T. Thynnus Atlantic bluefin tuna | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Scombriformes |
| Family: | Scombridae |
| Genus: | Thunnus |
| Subgenus: | Thunnus South, 1845 |
| Species | |
| |
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
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| 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
lengthCommon
lengthMaximum
weightMaximum
ageTrophic
levelSource 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] Vulnerable[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. PMID 15498947. Retrieved 20 September 2012.
- ^ 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. PMID 20035845.
- ^ Froese, Rainer; Pauly, Daniel (eds.) (2012). "Thunnus alalunga" in FishBase. January 2012 version.
- ^ a b Collette, B.; et al. (2011). "Thunnus alalunga". IUCN Red List of Threatened Species. 2011. Retrieved 18 October 2012.
{{cite journal}}: Invalid|ref=harv(help) - ^ Froese, Rainer; Pauly, Daniel (eds.) (2012). "Thunnus maccoyii" in FishBase. January 2012 version.
- ^ a b Collette, B.; et al. (2011). "Thunnus maccoyii". IUCN Red List of Threatened Species. 2011. Retrieved 18 September 2012.
{{cite journal}}: Invalid|ref=harv(help) - ^ Froese, Rainer; Pauly, Daniel (eds.) (2012). "Thunnus obesus" in FishBase. January 2012 version.
- ^ a b Collette, B.; et al. (2011). "Thunnus obesus". IUCN Red List of Threatened Species. 2011. Retrieved 18 September 2012.
{{cite journal}}: Invalid|ref=harv(help) - ^ Froese, Rainer; Pauly, Daniel (eds.) (2012). "Thunnus orientalis" in FishBase. January 2012 version.
- ^ a b Collette, B.; et al. (2014). "Thunnus orientalis". IUCN Red List of Threatened Species. 2014. Retrieved 26 August 2015.
{{cite journal}}: Invalid|ref=harv(help) - ^ Froese, Rainer; Pauly, Daniel (eds.) (2012). "Thunnus thynnus" in FishBase. January 2012 version.
- ^ a b Collette, B.; et al. (2011). "Thunnus thynnus". IUCN Red List of Threatened Species. 2011. Retrieved 18 September 2012.
{{cite journal}}: Invalid|ref=harv(help)