The Indonesian houndshark (''Hemitriakis indroyonoi'') is a species of

houndshark The Triakidae or houndsharks are a family of ground sharks, consisting of about 40 species in nine genera. In some classifications, the family is split into two subfamilies, with the genera ''Mustelus'', '' Scylliogaleus'' and '' Triakis'' in t ...

in the genus ''

Hemitriakis ''Hemitriakis'' is a genus of houndsharks in the family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms th ...

''.''Hemitriakis indroyonoi''
at www.fishbase.org. It is a

tropical The tropics are the regions of Earth surrounding the equator, where the sun may shine directly overhead. This contrasts with the temperate or polar regions of Earth, where the Sun can never be directly overhead. This is because of Earth's ax ...

houndshark, known from the eastern

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

n islands of

Bali Bali (English:; Balinese language, Balinese: ) is a Provinces of Indonesia, province of Indonesia and the westernmost of the Lesser Sunda Islands. East of Java and west of Lombok, the province includes the island of Bali and a few smaller o ...

and

Lombok Lombok, is an island in West Nusa Tenggara province, Indonesia. It forms part of the chain of the Lesser Sunda Islands, with the Lombok Strait separating it from Bali to the west and the Alas Strait between it and Sumbawa to the east. It is rou ...

, in the

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or approximately 20% of the water area of Earth#Surface, Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia (continent), ...

. It was described by William T. White, Leonard J.V. Compagno, and Dharmadi in 2009.White, W.T., L.J.V. Compagno, and Dharmadi o initials 2009 (18 May) [ref. 30195
''Hemitriakis indroyonoi sp. nov., a new species of houndshark from Indonesia (Carcharhiniformes: Triakidae).''
Zootaxa No. 2110: 41-57. Females give birth to live young, with no placenta or yolk sac, and can have between six and 11 pups in one litter. When born, the pups measure 28–30 cm long. At first maturity, the houndsharks measure 90 cm,Maturity studies for ''Hemitriakis indroyonoi''
at www.fishbase.org. and males can go on to reach a maximum length of 120 cm, while females can reach a maximum length of 115 cm.

References

Indonesian houndshark Fish of Indonesia Indonesian houndshark {{Shark-stub