分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Etymology: Occidentarius: Name Latin 'occidens' meaning west, and the genus name Arius; in reference to the restriction of the species to the EP, the western-most region occupied by ariids..
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 半咸淡水 居于水底的; 深度上下限 6 - 107 m (Ref. 96339), usually ? - 60 m (Ref. 9271). 熱帶; 24°N - 1°N
Eastern Pacific: México to Perú.
東太平洋: 中美洲與南美洲的海岸。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 50.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 96339); common length : 25.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 55763)
Diagnosis: This species is distinguished by the following characters: anterior cavities of lateral ethmoids (where the olfactory bulb is housed) greatly developed; bony excrescence of posterolateral process of lateral ethmoids prominent, completely closing the lateral fenestrae; basioccipital with a laminar bony crest bordering the anterior foramen of aortic tunnel (Ref. 86580).
身体延长与结实的; 嘴次端位, 有肉质的唇; 眼大的;(4.5 到 6.5 倍头长) 头部的碟强烈颗粒状, 延伸超过眼; 第一个的低分支鳃弓有 9 到 10个鳃耙; 身体从蓝黑色的到黄褐色的, 有时有蓝色，绿色或暴力的彩虹色; 偶鳍与臀鳍的末梢部区域的背面偶然黑色; 臀鳍白色的边缘; 上颌骨触须黑色的.(参考文献 55763)
Abundant on the continental shelf (Ref. 9271). Utilized fresh or salted, but rarely consumed (Ref. 9271). Demersal species that inhabits sandy substrates in coastal waters up to 60m deep. May be caught in nets and purse seines along with other fishes. It is sold fresh (Ref. 55763).
丰富的在大陆棚上.(参考文献 9271) 生鲜使用或盐腌的, 但是很少消费.(参考文献 9271) 在沿岸水域中居住于沙的底部的底栖种向上到 60 公尺深。 可能是在网捕获，而且囊袋网以及其他的鱼。 它是生鲜地卖。 (参考文献 55763)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
東太平洋: 中美洲與南美洲的海岸。
Betancur-R, R., A. Acero P, E. Bermingham and R. Cooke, 2007. Systematics and biogeography of New World sea catfishes (Siluriformes: Ariidae) as inferred from mitochondrial, nuclear, and morphological evidence. Mol. Phylogen. Evol. 45:339-357. (Ref. 86580)
人类利用
渔业: 低经济
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Estimates based on models
Preferred temperature (Ref.
123201): 20.3 - 28.8, mean 26.9 °C (based on 68 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00317 - 0.00870), b=3.12 (2.97 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 3.7 ±0.0 se; based on diet studies.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
