Sergeant Major Damselfish

The Sergeant Major Damselfish (Abudefduf Saxatillis), also known as the Sergeant-Major Damsel is a small oval fish and a member of the Damsel family.

Sergeant Major Damselfish, Pileh Lagoon, Phi Phi Islands
School of Sergeant Major Damsel’s under the boat at Pileh Lagoon, Phi Phi Islands
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Description

The Sergeant Major Damselfish (Abudefduf Saxatillis), also known as the Sergeant-Major Damsel is a small oval fish and a member of the Damsel family. It is named after its black and yellow striped appearance, resembling the stripes of a Sergeant’s rank. This species of Damsel is found in the Western Atlantic ocean, Indian Ocean, Central Pacific, and Indo-Pacific region, and generally distributed in tropical and sub-tropical waters across the world.

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Habitat

This species of Damsel is found in the Western Atlantic ocean, Indian Ocean, Central Pacific, and Indo-Pacific region, and generally distributed in tropical and sub-tropical waters across the world.

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Diet

Sergeant Major Damsel’s diet consists of small crustaceans, plankton, and algae.

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Appearance

The Sergeant Major Damselfish has an oval body, and can grow up to approximately 15cm in length. With a grey body, they have five black/blue stripes and yellow stripes that run vertically down its body, making it easily distinguishable when snorkeling.

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Key Features

  • Black/Blue and yellow vertical stripes.
  • Often swimming in a school of Damsel’s
  • From my experience when snorkeling, it is common to see schools of Sergeant Major swimming in the shade of the boat. I believe the Damsel’s are expecting be fed.
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Threats

IUCN Conservation Status: Least Concerned

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Frequently Asked Questions

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