分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gadiformes (Cods) >
Trachyrincidae (Armoured grenadiers)
Etymology: Macrouroides: Greek, makroura = great tail + Greek, suffix, oides = similar (Ref. 45335).
More on authors: Smith & Radcliffe.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 深度上下限 747 - 4000 m (Ref. 9949). 深水域
Western Central Pacific: Philippines. Eastern Pacific: Nazca Ridge. Atlantic Ocean: in tropical waters. Also in the Indian Ocean.
中西太平洋: 菲律賓。 東太平洋: 納茲卡洋脊。 大西洋: 在熱帶水域中。 也在印度洋。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 48.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9949)
Orbit tiny, about 10% of head length, placed forward of small, inferior mouth. Chin barbel absent. First gill slit not restricted by membranous folds of skin, outer gill rakers long, slender. Branchiostegal rays 7. Anus immediately before anal fin. Tail straplike. Anal fin long, poorly developed. Pelvic fins absent. No light organ. Swimbladder regressed. (Ref 1371)
眼窩極小又大約 10% 的頭長,小又下方嘴放置向前地。 下巴觸鬚不存在。 第一個不是被皮膚的膜狀摺層限制的鰓縫, 外部的鰓耙長的, 細長的。 鰓條骨 7. 在臀鰭正前方的肛門。 尾部 straplike。 臀鰭長的, 發展不良的。 腹鰭不存在。 沒有發光器。 泳鰾復原了。 (參考文獻 1371)
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
中西太平洋: 菲律賓。 東太平洋: 納茲卡洋脊。 大西洋: 在熱帶水域中。 也在印度洋。
Sazonov, Y.I. and T. Iwamoto, 1992. Grenadiers (Pisces, Gadiformes) of the Nazca and Sala y Gomez ridges, southeastern Pacific. Proc. Calif. Acad. Sci. 48(2):27-95. (Ref. 9949)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 02 February 2015
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Estimates based on models
Preferred temperature (Ref.
123201): 2.2 - 4.7, mean 3.1 °C (based on 2922 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00309 (0.00121 - 0.00790), b=3.12 (2.90 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.6 ±0.4 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): Moderate vulnerability (38 of 100).
