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) >
Etmopteridae (Lantern sharks)
Etymology: Etmopterus: Greek, ethmos, -ou = sieve or ethmoides bone + Greek, pteron = wing, fin (Ref. 45335); perryi: Named after Perry W. Gilbert (Ref. 27618).
Eponymy: Perry Webster Gilbert (1912–2000) was an American biologist with a particular interest in sharks. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 深さの範囲 230 - 530 m (Ref. 106604). Deep-water
Western Central Atlantic: Colombia and Venezuela.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 17.0 cm TL オス/雌雄の選別がない; (Ref. 27618); 20.0 cm TL (female)
簡単な記述
検索表 | 形態学 | 形態計測学
Body strongly marked with light and dark areas, streaks and spots; very small (probably the smallest shark) with a somewhat flattened head and snout (its depth 2/3 or less than its width); moderately large eyes; slender, needle-shaped denticles in random, dense array; fins moderately large.
Ovoviviparous (Ref. 205).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Distinct pairing with embrace (Ref. 205).
Springer, S. and G.H. Burgess, 1985. Two new dwarf dogsharks (Etmopterus, Squalidae), found off the Caribbean coast of Colombia. Copeia 1985(3):584-591. (Ref. 27618)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-1)
Human uses
水産業: 興味がない
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): 9.6 - 13.8, mean 11.9 °C (based on 10 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00194 - 0.00745), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.9 ±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): Low vulnerability (10 of 100).
