分类 / Names
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Teleostei >
Scombriformes (Mackerels) >
Scombridae (Mackerels, tunas, bonitos) > Scombrinae
Etymology: Auxis: Greek, auxis = a variety of tunna (Ref. 45335); eudorax: From the wide or well-developed corselet.
Issue
I
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋. 熱帶
Eastern Pacific.
東太平洋。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 36.5 cm FL 雄鱼/尚未辨别雌雄; (Ref. 32349); common length : 26.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 55763)
简单描述
检索表 | 型态特徵 | 形态测量图
Body elongate, robust, and rounded; dorsal fins widely separated; second dorsal fin followed by 8 finlets; pectoral fins short, not reaching front of naked area above corselet; scales only on corselet section; each side of caudal peduncle bearing a strong keel between two smaller keels; back dark bluish purple; head almost black; 15 or more vertical bars on naked dorsal region (Ref. 55763).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
東太平洋。
Collette, B.B. and C.R. Aadland, 1996. Revision of the frigate tunas (Scombridae, Auxis), with descriptions of two new subspecies from the eastern Pacific. Fish. Bull. 94(3):423-441. (Ref. 32349)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
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特别资料
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00316 (0.00136 - 0.00735), b=3.16 (2.95 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 4.2 ±0.5 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Fec > 10,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).
