分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Squatiniformes (Angel sharks)
扁鯊目 (Angel sharks) >
Squatinidae (Angel sharks)
琵琶鮫科 (Angel sharks)
Etymology: Squatina: Latin for skate, which angel sharks superficially resemble, presumably tautonymous with Squalus squatina Linnaeus 1758 (no species mentioned). (See ETYFish); mexicana: Named for its type locality, Mexico..
Issue
Synonym of Squatina dumeril according to (Weigmann, 2016, Ref. 106604).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 71 - 180 m (Ref. 74686).
Western Atlantic: Gulf of Mexico.
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 88.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 74686)
簡短描述
型態特徵 | 形態測量圖
This species has no thorns or enlarged denticles on the mean dorsal line. The dermal skin denticles has 3 keels extended posteriorly, its base about 4 times its length. The dorsal fins are similar in size, shape and area, their base about 1.75 times their height. Nasal lobes are simple, the anterior thin and longer; the medium lobe quadrangular and almost lacking lobes Body color gray, no ocelli, but with 2 very evident black spots on the anterior edge of pectoral fins; the rest of body is black with small scattered dark spots located irregularly. Both sides of the upper jaw has 10 triangular, erect, and non edge-serrated teeth, arranged in 2 functional series; lower jaw with 9-10 smooth triangular teeth; 5 frontal teeth are straight, the rest are slightly oblique and arranged in 2 functional series (Ref. 74686).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Castro-Aguirre, J.L., H.S. Espinosa Pérez and L. Huidobro Campos, 2006. Dos nuevas especies del género Squatina (Chondrichthyes: Squatinidae) del Golfo de México. Rev. Biol. Trop. (Int. J. Trop. Biol.) [2006] 54 (3):1031-1040. (Ref. 74686)
人類使用
更多資訊
俗名同種異名新陳代謝捕食者生態毒物學繁殖成熟度產卵場產卵群集孕卵數卵卵發育
年龄/大小成長長度-重量長度-長度長度-頻率形態測量圖型態特徵仔魚稚魚動力學入添量豐度BRUVS
參考文獻養殖養殖資訊品種遺傳學Electrophoreses遺傳率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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Estimates based on models
Preferred temperature (Ref.
123201): 19.7 - 26, mean 21.8 °C (based on 13 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).
營養階層 (Ref.
69278): 4.0 ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): High vulnerability (55 of 100).