Thyrsites

Thyrsites is a genus of snake mackerels belonging to the family Gempylidae. The most well-known species within this genus is the Thyrsites atun, commonly known as the Snoek, a long, thin species of predatory fish found in the seas of the Southern Hemisphere.

Taxonomy

The genus Thyrsites was first described by the German naturalist Johann Julius Walbaum in 1792. The name Thyrsites is derived from Greek mythology, specifically from Thyrsites, a character known for his loud and abusive speech.

Species

The genus Thyrsites includes the following species:

• Thyrsites atun (Euphrasén, 1791) (Snoek)
• Thyrsites atun orientalis (Nakamura, 1965)

Description

Species within the Thyrsites genus are elongated, with a strong, tapering body. They have a large mouth with sharp teeth, and their color varies from dark blue to black on the upper body, with a silver-white underside.

Distribution and habitat

Thyrsites species are found in the Southern Hemisphere, particularly in the waters around South Africa, Australia, and New Zealand. They inhabit both coastal and offshore waters, and are known to undertake long migrations.

Diet

Thyrsites species are carnivorous, feeding primarily on other fish and squid.

Economic importance

The Snoek (Thyrsites atun) is a commercially important species, particularly in South Africa, where it is a staple food item. It is also popular in Australia and New Zealand, both as a commercial catch and a target for recreational anglers.

Conservation status

While there are no specific conservation measures in place for Thyrsites species, they are subject to the same threats as other marine species, including overfishing and habitat degradation.

See also

• List of fish families
• Commercial fishing