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Triakis semifasciata  Girard, 1855

Leopard shark
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Triakis semifasciata   AquaMaps   Data sources: GBIF OBIS
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Image of Triakis semifasciata (Leopard shark)
Triakis semifasciata
Picture by Moreau, J.

分类 / Names 俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii 板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) > Carcharhiniformes (Ground sharks) > Triakidae (Houndsharks) > Triakinae
Etymology: Triakis: Greek, triakis = three times (Ref. 45335).

环境 / 气候 / 范围 生态学

; 海洋; 半咸淡水 居于水底的; 深度上下限 0 - 156 m (Ref. 96339), usually ? - 6 m (Ref. 55312).    , preferred ?; 45°N - 19°N, 126°W - 105°W (Ref. 55312)

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Eastern Pacific: Oregon, USA to the Gulf of California.

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm 105.0, range 100 - 129 cm
Max length : 198 cm TL 雄鱼/尚未辨别雌雄; (Ref. 244); 180.0 cm TL (female); common length : 160 cm TL 雄鱼/尚未辨别雌雄; (Ref. ); 最大体重: 18.4 kg (Ref. 40637); 最大年龄: 30 年 (Ref. 6145)

生物学特性     字汇 (例如 epibenthic)

Found in shallow water from the intertidal to deeper waters, most commonly in enclosed muddy bays; including estuaries and lagoons (S. Wilson, pers. comm.). Prefer sandy areas, mud flats, and bottoms strewn with rocks near rocky reefs and kelp beds. Feed mainly on crabs, shrimps, bony fish, fish eggs, clam necks and innkeeper worms among a large variety of food in its diet. Form mixed schools. Ovoviviparous (aplacental), with 4 to 29 young in a litter. Utilized fresh or frozen for human consumption.

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

Females produce 6-24 young, which are 20-23 cm long at birth (Ref. 43439). Ovoviviparous, embryos feed solely on yolk (Ref. 50449).

主要参考文献 Upload your references | 参考文献 | 合作者 : Compagno, Leonard J.V. | 合作者

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. 115185)

CITES (Ref. 94142)

Not Evaluated

对人类的威胁

 




人类利用

渔业: 商业性; 游钓鱼种: 是的; 水族馆: 商业性
FAO(渔业: 物种外形; publication : search) | FisheriesWiki | 周边海洋

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