13th July 2024 (10 Topics)

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New species of Dogfish Shark (Squalus hima)

Context

In a significant discovery, scientists from the Zoological Survey of India (ZSI) have identified a new species of dogfish shark, named Squalus hima, off the coast of Kerala.

Characteristics of Squalus hima

Squalus hima belongs to the genus Squalus, commonly known as spurdog
These dogfish sharks are characterized by smooth dorsal fin spines, angular short snouts, small mouths almost as wide as their snouts, and bodies without spots.
They are exploited for their liver oil, which contains high levels of squalene, a highly sought-after ingredient in the pharmaceutical industry for making high-end cosmetic and anti-cancerous products.

Fact Box:

About Dogfish Sharks

Dogfish sharks are small with slender bodies and pointed snouts.
They are bottom-dwelling sharks that can be found near coasts around the world and are known to migrate long distances.
With over 130 different species, they form the second-largest order of sharks, Squaliformes.

Zoological Survey of India (ZSI)

Established in: 1916
Objective: to promote survey, exploration, and research leading to advancements in our knowledge of various aspects of India's rich biodiversity.
The survey has its roots in the establishment of the Zoological Section of the Indian Museum at Calcutta in 1875.

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New species of Dogfish Shark (Squalus hima)

Characteristics of Squalus hima

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