分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
板鰓亜鋼(サメとエイ類) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Somniosidae (Sleeper sharks)
Etymology: Scymnodalatias: scymno-, referring to previous placement in Scymnodon; dalatias, referring to lack of dorsal spines like most sharks in the family Dalatiidae (sometimes included within Somniosidae). (See ETYFish); garricki: In honor of J.A.F. (Jack) Garrick (1928-2018), New Zealand shark biologist, who proposed Scymnodalatias in 1956 [senior author’s name also seen as Kukuyev]. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生態学
海 深海浮遊性; 深さの範囲 ? - 300 m (Ref. 10905). Deep-water
Eastern Central Atlantic: known only from the holotype taken from one of the seamounts of the North Atlantic Ridge located north of the Azores.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Ovoviviparous (Ref. 205).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Distinct pairing with embrace (Ref. 205).
Kukuev, E.I. and I.I. Konovalenko, 1988. Two new species of sharks of the genus Scymnodalatias (Dalatiidae) from the North Pacific and Southeastern Pacific Oceans. J. Ichthyol. 28(1):122-126. (Ref. 10905)
Human uses
用具
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00168 - 0.00901), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 4.1 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低い, ４．５年～１４年の倍増期間の最小個体群 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): High vulnerability (58 of 100).
