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) >
Torpediniformes (Electric rays) >
Platyrhinidae (Fanrays)
Etymology: Platyrhina: Greek, platys = flat + Greek, rhinos = nose. It is the same voice used for the Mammalian division made in Primates (Ref. 45335).
More on authors: Bloch & Schneider.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 海洋洄游的 (Ref. 51243). 亞熱帶的; 25°N - 15°N, 105°E - 120°E (Ref. 114953)
Northwest Pacific: Chinese coast of Taiwan Strait and in the South China Sea to northern Vietnamese waters; not confirmed from Japanese, South Korean or Taiwanese waters (likely to occur in Taiwan).
西北太平洋: 日本外海到越南。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 86.3 cm TL 雄魚/尚未辨別雌雄; (Ref. 83530); common length : 50.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 637)
This species is distinguished from its congeners in having the following set of characters: two rows of thorns (strongly hooked and gradually becoming somewhat embedded toward first dorsal fin origin) on mid-dorsum of tail; no thorns at the anterior part of scapular region; thorns on the orbital, nape and scapular regions not encircled by light yellow or white pigment; dorsal surface covered with minute dermal denticles of uniform size and shape, no obvious larger dermal denticles (smooth to touch) (Ref. 86259).
Found inshore (Ref. 9903), above 60 m on rock or rocky sand bottoms (Ref. 11230). Ovoviviparous (Ref. 50449). Biology little known (Ref. 9903).
在岩石或岩石的砂質底部上的 60 公尺之上, 發現於岸邊了 (參考文獻 9903) 。 (參考文獻 11230) 卵胎生的.(參考文獻 50449) 生物學特性知道的很少.(參考文獻 9903)
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).西北太平洋: 日本外海到越南。
Compagno, L.J.V. and P.R. Last, 1999. Platyrhinidae. Thornback rays. p. 1431-1432. In K.E. Carpenter and V.H. Niem (eds.) FAO identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Rome, FAO. (Ref. 9903)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
瀕危 (EN) (A2cd); Date assessed: 29 August 2019
人類使用
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