分類 / Names
俗名 | 同種異名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Triakidae (Houndsharks) > Triakinae
Etymology: Mustelus: Latin, mustela, -ae = weasel (Ref. 45335). More on author: Bleeker.
環境 / 氣候 / 範圍
生態學
; 海洋 居於水底的; 深度上下限 0 - 360 m (Ref. 13563). , preferred ?; 45°N - 10°S
Western Indian Ocean: Kenya. Western Pacific: southern Siberia, Japan, Korea, China, Taiwan and Viet Nam; Chesterfield Islands (Ref. 11897).
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm ?, range 62 - 68 cm
Max length : 220 cm TL 雄魚/尚未辨別雌雄; (Ref. 4883); 最大體重: 5.7 kg (Ref. 40637); 最大年齡: 10 年 (Ref. 6081)
Found in the intertidal zone, on mud and sand bottom, down to a depth of at least 360 m (Ref. 13563). May also be found in semi-enclosed sea areas (Ref. 11230). Feeds mainly on bottom invertebrates, also bony fishes (Ref. 244). Ovoviviparous (Ref. 50449). Caught regularly by demersal longliners operating both inshore and in deep-water (Ref.58048). Utilized for human consumption (Ref. 244).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Ovoviviparous, embryos feed solely on yolk (Ref. 50449), with 1 to 22 (Ref.58048 reports 5-14)young in a litter. Gestation period takes about 10 months (Ref. 244) or 11-12 months (Ref. 28055). Young born in spring. Distinct pairing with embrace (Ref. 205).
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 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
CITES (Ref. 94142)
Not Evaluated
人類使用
漁業: 商業性; 游釣魚種: 是的
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合作者照片Stamps, Coins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 of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00204 (0.00118 - 0.00353), b=3.14 (2.99 - 3.29), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.1 se; Based on diet studies.
回復力 (Ref.
69278): 非常低的, 最小族群倍增時間超過14 年 (K=0.07; tm=1.9-4; tmax=10; Fec=1).
Prior r = 0.11, 2 SD range = 0.02 - 0.87, log(r) = -2.21, SD log(r) = 1.02, Based on: 2 K, 10 tgen, 1 tmax, 2 Fec records
瀕危性 (Ref.
59153): High to very high vulnerability (71 of 100) .