分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Beryciformes (Sawbellies)
奇金眼鯛目 (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
大鱗鯛科 (Bigscale fishes or ridgeheads)
Etymology: Poromitra: Greek, poros = porous + Greek, mitra = stripe, belt (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 深度上下限 708 - 886 m (Ref. 83717).
Northeastern Pacific: known only from two catches from 708-886 m. Other possible catches were attributed to P. crassiceps.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 9.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 83717)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 3; 背的軟條 (總數) : 12; 臀棘: 7; 臀鰭軟條: 9; 脊椎骨: 27. This species is distinguished by its spinulated (without gap) posterior and lower edges of praeoperculum; insertion of ventral fins located slightly behind the vertical of posterior edge of pectoral fin insertion; upper jaw extends to the vertical of posterior eye edge; soft rays in dorsal fin 12, in anal fin 9; 31 rakers at the first gill arch; 27 vertebrae (Ref. 83717).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Kotlyar, A.N., 2008. Revision of the genus Poromitra (Melamphaidae): Part 1. Species of group P. crassiceps. J. Ichthyol. 48(7):479-492. (Ref. 83717)
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Estimates based on models
Preferred temperature (Ref.
123201): 1.7 - 1.9, mean 1.8 °C (based on 94 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00451 - 0.02668), b=3.10 (2.89 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
