Resources, fishing and biology of the tropical tunas of the Eastern ...
The tribe Thunnini is more evolved and the four genera of which it consists are, among the bony fishes, the only ones to posses a temperature regulating circulatory system that permits them to conserve a part of their metabolic heat; this faculty explains why they are …
A method for identifying nine tuna and tuna-like species (tribe ...
Aug 22, 2023 · Tuna and tuna-like fishes (tribe Thunnini) are pelagic species that are important worldwide for their ecological and economic value. Understanding the ecology of Thunnini at the early life stages is necessary for proper resource management and conservation.
Systematics of the tunas and mackerels (Scombridae)
Jan 1, 2001 · Sardini differ from Thunnini in lacking prominent prootic pits on the ventral surface of the cranium and complete centralization of the slow-oxidative muscle. Sardini lack any known synapomorphies, so from a cladistic point of view the group should be combined with Thunnini.
Euthynnus affinis - Wikipedia
Euthynnus affinis, the mackerel tuna, little tuna, eastern little tuna, wavyback skipjack tuna, kawakawa, or tongkol komo is a species of ray-finned bony fish in the family Scombridae, or mackerel family. It belongs to the tribe Thunnini, better known as the tunas. [3]
However, for ichthyologists, tuna refers to any of the 14 species of the tribe Thunnini within the family Scombridae (Klawe, 1977). The word "tuna" seems to have come into use in the second half of the last century, but it is not clear why it replaced the older name "tunny".
Sharing the water column: physiological mechanisms ... - Springer
Sep 15, 2017 · The 15 extant species of tunas (five genera: Allothunnus, Auxis, Euthynnus, Katsuwonus, Thunnus) form a monophyletic group (Tribe Thunnini) that differs morphologically and physiologically from their closest relatives, the bonitos (Tribe Sardini), within the Family Scombridae (Collette 1978; Altringham and Block 1997; Graham and Dickson 2000 ...
Tuna comparative physiology - The Company of Biologists
Nov 1, 2004 · Tuna taxonomy is known; there are 15 species in five genera comprising a monophyletic clade (Tribe Thunnini) of the family Scombridae.
a Phylogeny of the tunas (Tribe Thunnini) based on …
a Phylogeny of the tunas (Tribe Thunnini) based on morphological and molecular characters. Modified from Graham and Dickson (2000), Miya et al. (2013), Díaz-Arce et al. (2016). b Transverse...
Frontiers | Chromosome-Scale Genome Assembly and …
Sep 19, 2021 · Species of the Thunnini tribe, E. affinis and T. orientalis, possessed 1,129 unique orthogroups . In contrast, 892 orthogroups not detected in E. affinis were identified in all other species.
Two significant functional differences-a more anterior and internally positioned red myo- tomal muscle mass and modification of the red-muscle vascular supply to form counter- current heat...