分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Scombriformes (Mackerels) >
Icosteidae (Ragfish)
Etymology: Icosteus: Greek, eikoo = to sag, to bend something that is soft + Greek, osteon = bone.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海区的; 深度上下限 0 - 1420 m (Ref. 50550), usually 18 - 732 m (Ref. 2850). 深水域; 66°N - 32°N
North Pacific: Japan to southeastern Alaska and to Point Loma, southern California, USA.
北太平洋: 日本到阿拉斯加州東南方與指出 Loma ，美國的南加州。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 213 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2850)
背棘 (总数) : 0; 背的软条 (总数) : 52 - 55; 臀棘: 0; 臀鳍软条: 34 - 40. Pectorals rounded, pedunculate (Ref. 6885). Generally of a chocolate color (Ref. 6885). Young more robust, with an expanded and rounded caudal fin, 5 pelvic rays, and a brown and yellow irregularly blotched with faint purple color, dusky on fins (Ref. 6885).
胸鳍圆的, 有梗的.(参考文献 6885) 通常巧克力色颜色.(参考文献 6885) 幼鱼更结实的, 有一个扩大并且圆的尾鳍， 5个腹鳍鳍条, 与一褐色而黄色的不规则地有模糊的紫色颜色大斑点, 暗色的在鳍上.(参考文献 6885)
Adults occur near bottom; juveniles in shallow water or offshore near the surface (Ref. 50277). Feeds on jellyfish (Ref. 50277), fishes and squids (Ref. 2850), as well as octopuses (Ref. 4525).
成鱼在底部的附近出现; 稚鱼在浅水区或外海接近水表面。 (参考文献 50277) 吃水母 (参考文献 50277) ，鱼与乌贼 (参考文献 2850), 以及章鱼.(参考文献 4525)
北太平洋: 日本到阿拉斯加州東南方與指出 Loma ，美國的南加州。
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
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Estimates based on models
Preferred temperature (Ref.
123201): 2 - 14.1, mean 6.2 °C (based on 1370 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 4.5 ±0.57 se; based on food items.
Generation time: 8.5 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回复力 (Ref.
120179): 低的, 最小族群倍增时间4.5 - 14 年 (K=0.13; Fec=293,000).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (71 of 100).
