分類 / Names
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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Spicomacrurus: Name presumably from the Latin 'spica' or 'spiculum' meaning dart, spike; probably referring to the dartlike shape of the fish, and 'macrurus', a genus of grenadier; treated as a masculine noun..
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の漂泳性; 深さの範囲 315 - 596 m (Ref. 98298). Subtropical
Northwest Pacific: off southeastern Japan to northern Taiwan.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 20.0 cm TL オス/雌雄の選別がない; (Ref. 559)
簡単な記述
検索表 | 形態学 | 形態計測学
This species is distinguished by the following characters: pelvic-fin rays 8; nasal bones are closely adjoining along mesial edges, forming 3 horizontal plate like processes; otolith length to height (OL:OH = 1.45-1.6) (Ref. 98298).
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Schwarzhans, W., 2014. Head and otolith morphology of the genera Hymenocephalus, Hymenogadus and Spicomacrurus (Macrouridae), with the description of three new species. Zootaxa 3888(1):1-73. (Ref. 98298)
Human uses
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 2.5 - 4.4, mean 3.3 °C (based on 137 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [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).
栄養段階 (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Spicomacrurus kuronumai (Kuronuma\](/images/thumbnails/gif/tn_Spkur_u0.gif "Image of Spicomacrurus kuronumai (Kuronuma\")
