分類 / 名稱
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) >
Rhinopristiformes (Shovelnose rays)
鰩目 (Shovelnose rays) >
Rhinobatidae (Guitarfishes)
琵琶鱝科 (Guitarfishes)
Etymology: Rhinobatos: Greek, rhinos = nose + Greek, batis, -idos = a ray (Raja sp.) (Ref. 45335).
More on author: Richardson.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 居於水底的. 溫帶; 37°N - 17°N, 107°E - 137°E (Ref. 114953)
Northwest Pacific: southern Japan and southwest Korea to Vietnam, including Taiwan.
西北太平洋: 日本南部與韓國西南部到中國海。
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm 44.5, range 39 - 56 cm
Max length : 53.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 6933); 62.0 cm TL (female)
Dwells near shore in sandy mud bottoms (Ref. 11230). Caught throughout the year in coastal waters of southern China. Feeds on small benthic animals. Ovoviviparous (Ref. 50449). Males mature at 38-40 cm TL, females at 39-44 cm TL; born at ca. 16 cm TL. Produces litters of 2-9 pups (Ref. 114953). Used as `kamaboko' material (Ref. 637).
在沙泥底中居住近岸。 (參考文獻 11230) 在中國南部的沿岸水域中捕捉全年度了。 吃小型底棲的動物。 卵胎生的.(參考文獻 50449) 用作了kamaboko' 材料.(參考文獻 637)
生命週期和交配行為
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). Off southern China, the gestation period is about one year and parturition takes place in June or July.西北太平洋: 日本南部與韓國西南部到中國海。
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
瀕危 (EN) (A2cd); Date assessed: 30 August 2019
人類使用
漁業: 低經濟
工具
特別的報告
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網路資源
基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00309 (0.00193 - 0.00494), b=3.04 (2.90 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.5 ±0.37 se; based on food items. |
回復力 (參考文獻 120179) |
非常低的, 最小族群倍增時間超過14 年 (Fec=2). |
釣魚的脆弱性 (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |
價格種類 (Ref. 80766) |
Low.
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