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Hemitriakis indroyonoi White, Compagno & Dharmadi, 2009

Indonesian Houndshark
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Image of Hemitriakis indroyonoi (Indonesian Houndshark)
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drawing shows typical species in Triakidae.

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) 白眼鮫目 (Ground sharks) > Triakidae (Houndsharks) 平滑鮫科 (Houndsharks) > Galeorhininae
Etymology: Hemitriakis: hemi-, from hemisys (Gr.), half, being a genus that Herre believed was “most closely related” to Triakis (See ETYFish); indroyonoi: In honor of Indroyono Soesilo (b. 1955), geologist, engineer and Chairman, Marine and Fisheries Research Agency (Jakarta, Indonesia), “who has provided a great deal of support for shark research in Indonesia and was a strong advocate for the production of the field guide to sharks and rays of Indonesia” (See ETYFish).
Eponymy: Dr Dwisuryo Indroyono Soesilo (d: 1955) is an engineer and geologist. [...] (Ref. 128868), visit book page.

Environment: milieu / climate zone / depth range / distribution range 生态学

海洋 居于水底的. ; 9°N - 8°N, 115°E - 117°E

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Indian Ocean: eastern Indonesia (Ref. 80994) and India (Ref. 118627).

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm ?, range 90 - ? cm
Max length : 120 cm TL 雄鱼/尚未辨别雌雄; (Ref. 123599)

生物学特性     字汇 (例如 epibenthic)

Presumably occurring on the outer continental shelf and upper slope. Females have litters of 6-11 where reproductive mode is viviparous, with histotrophy (no yolk-sac placenta); size at birth about 28- 30 cm TL (Ref. 80994).

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


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

White, W.T., L.J.V. Compagno and Dharmadi, 2009. Hemitriakis indroyonoi sp. nov., a new species of houndshark from Indonesia (Carcharhiniformes: Triakidae). Zootaxa 2110:41-57. (Ref. 80994)

世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)

  濒危 (EN) (A2d; B2ab(v)); Date assessed: 23 September 2020

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

 





人类利用

FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5156   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00185 - 0.00711), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
营养阶层 (Ref. 69278):  4.3   ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (72 of 100).