分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Sphyrnidae (Hammerhead, bonnethead, or scoophead sharks)
Etymology: Sphyrna: Probable misspelling of sphyra (Gr.), hammer, referring to their hammer-shaped heads. (See ETYFish); corona: Latin for crown or halo, allusion not explained, probably referring to irregularly oval oculonarial expanse. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 0 - 100 m (Ref. 121788). 熱帶; 32°N - 19°S, 115°W - 69°W
Eastern Pacific: southern Mexico to northern Peru, probably including the Gulf of California.
東太平洋: 墨西哥南部到祕魯北部, 可能包括加州灣。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 92.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 244)
Found on the continental shelf, presumably inshore. Viviparous, presumably with 2 young per litter. Probably the smallest species of hammerhead.
栖息于大陆架了, 可能近海。 胎生的, 可能有两个幼鱼每胎。 hammerhead 的可能最小种。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Viviparous, placental (Ref. 50449).東太平洋: 墨西哥南部到祕魯北部, 可能包括加州灣。
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)
世界自然保护联盟红皮书 (Ref. 130435)
极度濒危 (CR) (A2bcd); Date assessed: 07 February 2019
人类利用
渔业: 自给性渔业
更多信息
年龄范围成长体长-体重体长-体长体长-频率形态测量图型态特徵仔鱼稚鱼动力学入添量丰度BRUVS
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Preferred temperature (Ref.
123201): 15.9 - 25.2, mean 20.8 °C (based on 20 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5029 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00157 - 0.00767), b=3.12 (2.93 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.9 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 非常低的, 最小族群倍增时间超过14 年 (Fec=2).
Fishing Vulnerability (Ref.
59153): High vulnerability (57 of 100).
Nutrients (Ref.
124155): Calcium = 41 [7, 209] mg/100g; Iron = 0.753 [0.193, 2.177] mg/100g; Protein = 19.5 [17.4, 21.6] %; Omega3 = 0.127 [0.054, 0.310] g/100g; Selenium = 50.5 [12.3, 139.9] μg/100g; VitaminA = 11.9 [4.4, 30.6] μg/100g; Zinc = 0.739 [0.361, 1.345] mg/100g (wet weight);
