分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
Environment: milieu / climate zone / depth range / distribution range
生態学
海 深海浮遊性; 深さの範囲 300 - 618 m (Ref. 98298). Deep-water
Circumglobal, widespread. North Atlantic Ocean (both sides, including the Mediterranean Sea), the Pacific Ocean (off Japan, Philippines, the Sala-y-Gomez Ridge) and the Indian Ocean (east and west coasts of Australia and east coast of Africa).
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 39.6 cm TL オス/雌雄の選別がない; (Ref. 115012); 最大公表体重: 235.60 g (Ref. 115012)
簡単な記述
検索表 | 形態学 | 形態計測学
This species is distinguished by the following set of characters: spinous first dorsal fin ray weakly serrated, more distinct near tip of ray; pelvic fin rays 7-10, usually 8-9; gill rakers first arch (outer/inner) 8-12/14-18; large barbel, its length 20-30% HL; short snout length 16-26% HL; very narrow suborbital 4-8% HL; upper jaw length 43-52% HL; a row of enlarged melanophores along lateral mid-line of the tail; cylindrical body (Ref. 97189).
Feeds on planktonic crustaceans (Ref. 6187).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
McMillan, P. and T. Iwamoto, 2014. Descriptions of four species of grenadier fishes of the genera Hymenocephalus and Hymenogadus (Teleostei, Gadiformes, Macrouridae) from the New Zealand region and Tasman Sea, including two new species of Hymenocephalus. Zootaxa 3856:117-134.. (Ref. 97189)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 2.3 - 13, mean 9.9 °C (based on 221 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00138 (0.00084 - 0.00228), b=3.21 (3.06 - 3.36), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
栄養段階 (Ref.
69278): 3.1 ±0.30 se; based on food items.
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
