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) >
Myliobatiformes (Stingrays)
鰩目 (Stingrays) >
Dasyatidae (Stingrays)
土魟科 (Stingrays) > Dasyatinae
Etymology: Dasyatis: Greek, dasys = rough, dense (Ref. 45335).
Issue
This species is a junior synonym of Hemitrygon akajei according to CofF (version 31 May 2017).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的. 溫帶
Northwest Pacific: Basargin Cape, Peter the Great Bay and off Askold Island.
西北太平洋: Basargin 岬, 聖彼得灣與外海的阿斯科列德島。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 178 cm WD 雄魚/尚未辨別雌雄; (Ref. 7445)
Ovoviviparous (Ref. 50449).
卵胎生的.(參考文獻 50449)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449). Distinct pairing with embrace (Ref. 205).西北太平洋: Basargin 岬, 聖彼得灣與外海的阿斯科列德島。
Compagno, L.J.V., 1999. Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref. 35766)
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年龄/大小
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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基因序列遺傳率疾病加工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
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00236 - 0.01338), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this Subfamily-BS (Ref.
93245).
營養階層 (Ref.
69278): 3.8 ±0.7 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 (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (78 of 100).
