分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods)
鱈形目 (Cods) >
Macrouridae (Grenadiers or rattails)
鼠尾鱈科 (Grenadiers or rattails)
Etymology: Ventrifossa: Latin, venter, ventris = belly + Latin, fosa = pit (Ref. 45335).
More on authors: Iwamoto & Williams.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 376 - 450 m (Ref. 35909). 深水域
Eastern Indian Ocean: Australia.
東印度洋: 澳洲。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 35909)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 2. Pelvic fin rays 8-9; first dorsal fin dusky proximally, paler distally, no distinct black blotch or streak; a dark streak along leading edge of snout, with a median extension atop snout; barbel 22-35% of head length, about 75-130% of orbit diameter; orbit diameter 1.3-2.1 into postorbital length of head; outer premaxillary teeth distinctly enlarged, mandibular teeth in two irregular rows; ground color of body in preserved specimens light brown, dorsum of trunk and tail not strongly demarcated from lateral and ventral surfaces; suborbital shelf broad, not constricted anteriorly, blackish streak covers shelf broadly or narrowly, but confined along dorsal portions. Snout protruding, angular.
腹鰭鰭條 8-9; 第一背鰭暗色的近端地, 較灰白的末梢部地, 沒有明顯的黑色斑塊或條紋; 一個深色條紋沿著吻的前緣, 在吻的頂上具有一個中央的延長; 觸鬚 22-35% 的頭長, 大約 75-130% 的眼窩直徑; 進入眼眶後的頭長之內的眼窩直徑 1.3-2.1; 外部的上頜骨前的齒明顯地增大了, 在二不規則的列中下顎齒; 在保存的標本淡褐色中的身體的底色, 軀幹與從側部與腹面不輪廓分明的尾部的背面; 眶下架寬的不被前面地壓縮,黑色的條紋寬廣地或者狹窄地覆蓋大陸棚, 但是狹窄的沿著背部的部分。 吻凸出, 有角的。
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
東印度洋: 澳洲。
Iwamoto, T. and A. Williams, 1999. Grenadiers (Pisces, Gadiformes) from the continental slope of western and northwestern Australia. Proc. Calif. Acad. Sci. 51(3):105-243. (Ref. 35909)
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Estimates based on models
Preferred temperature (Ref.
123201): 1.4 - 10.4, mean 9.2 °C (based on 9 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00111 - 0.00431), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
