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) >
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); californica: -ica (L.), belonging to: California (USA), referring to type locality in San Francisco Bay (See ETYFish).
More on author: Ayres.
Taxonomic Remarks
It is sympatric with S. armata.
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; 深度上下限 3 - 205 m (Ref. 9253), usually 3 - 46 m (Ref. 54903). 亞熱帶的; 56°N - 4°S, 134°W - 77°W
Eastern Pacific: Canada to Gulf of California, south to northern Peru.
東太平洋: 阿拉斯加州東南方到加州灣; 哥斯大黎加到智利南部。
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm 97.0, range 86 - 108 cm
Max length : 152 cm TL 雄魚/尚未辨別雌雄; (Ref. 247); 最大年齡: 35 年 (Ref. 6147)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Found on the continental shelf and littoral areas (Ref. 247).A sluggish and inactive species that buries itself in sand or mud (Ref. 247). Also found around rocks, heads of submarine canyons, and sometimes near kelp forests (Ref. 247). Feeds on bottom and epibenthic fishes, including croakers, California halibut, and squid (Ref. 247). Ovoviviparous (Ref. 50449). Can whip up its head and snap very quickly when touched, provoked, harassed, or speared, and can inflict painful lacerations (Ref. 247).
棲息於大陸棚與沿海地區區域了。 (參考文獻 247)掩藏於沙或泥中的一個緩動性而不活躍的種.(參考文獻 247) 也岩石，海中峽谷的頭部周圍發現, 與有時在海藻林的附近.(參考文獻 247) 吃底部而淺海底棲魚,包括嗄嗄叫, 加州大比目魚 , 與烏賊.(參考文獻 247) 卵胎生的.(參考文獻 50449) 能突然抬起它的頭部而且非常快地猛咬當接觸,激怒,被攻擊, 或獵殺了, 而且能施放令人痛苦的撕裂.(參考文獻 247)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Ovoviviparous, embryos feed solely on yolk (Ref. 50449).東太平洋: 阿拉斯加州東南方到加州灣; 哥斯大黎加到智利南部。
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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
易受傷害 (VU) (A2bd); Date assessed: 09 September 2024
人類使用
漁業: 商業性
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特別的報告
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網路資源
基於模型的估計
首選溫度 (參考文獻
123201): 12.5 - 25.9, mean 21 °C (based on 60 cells).
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00287 - 0.01523), 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 (參考文獻
69278): 4.1 ±0.4 se; based on diet studies.
回復力 (參考文獻
120179): 非常低的, 最小族群倍增時間超過14 年 (K=0.15-0.16; tm=8-13; tmax=35; Fec=6).
釣魚的脆弱性 (Ref.
59153): High to very high vulnerability (67 of 100).
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營養素 (Ref.
124155): Calcium = 17.5 [3.6, 86.6] mg/100g; Iron = 0.795 [0.206, 2.275] mg/100g; Protein = 19.9 [17.8, 21.8] %; Omega3 = 0.363 [0.162, 0.801] g/100g; Selenium = 26.5 [7.5, 76.0] μg/100g; VitaminA = 9.99 [3.53, 27.74] μg/100g; Zinc = 0.421 [0.203, 0.760] mg/100g (wet weight);
