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) >
Squatiniformes (Angel sharks) >
Squatinidae (Angel sharks)
Etymology: Squatina: Latin for skate, which angel sharks superficially resemble, presumably tautonymous with Squalus squatina Linnaeus 1758 (no species mentioned). (See ETYFish); aculeata: Latin for sharp-pointed, referring to large thorns on head and along back. (See ETYFish).
More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の; 深さの範囲 30 - 500 m (Ref. 247). Subtropical; 43°N - 19°S, 18°W - 30°E
Eastern Atlantic: western Mediterranean, Morocco, Senegal, Guinea to Nigeria, Gabon to Angola.
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm ?, range 124 - ? cm
Max length : 188 cm TL オス/雌雄の選別がない; (Ref. 247); common length : 100.0 cm TL オス/雌雄の選別がない; (Ref. 26999); 最大公表体重: 40.0 kg (Ref. 128028)
Found mainly on muddy bottom (Ref. 26999). Feeds on small sharks and jacks. Ovoviviparous (Ref. 50449). Utilized dried salted and fresh for human consumption; liver oil and hide also utilized (Ref. 247).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Ovoviviparous, embryos feed solely on yolk (Ref. 50449).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
Human uses
水産業: 少数商業の
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): 13.1 - 17.2, mean 15.2 °C (based on 65 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00293 - 0.01558), b=3.07 (2.88 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 4.0 ±0.4 se; based on diet studies.
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): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 13.9 [3.0, 67.9] mg/100g; Iron = 0.738 [0.191, 2.174] mg/100g; Protein = 19.7 [17.7, 21.7] %; Omega3 = 0.371 [0.168, 0.804] g/100g; Selenium = 33.5 [9.7, 99.1] μg/100g; VitaminA = 9.1 [3.3, 26.2] μg/100g; Zinc = 0.41 [0.20, 0.74] mg/100g (wet weight);
