The City

Inside the Indo-Pacific Habitats of the Threadfin Butterflyfish

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by Samuel Wolf Contributor
September 08, 2026
Inside the Indo-Pacific Habitats of the Threadfin Butterflyfish

Deep within the Indo-Pacific realm, marine ecosystems sustain a striking array of specialized species, among them the Chaetodon auriga, commonly known as the threadfin butterflyfish or the cocher butterflyfish.

Native to the tropical waters of the Indo-Pacific, this small fish exhibits a distinct social structure, characteristically living in pairs. Biologically adapted to reef environments, it feeds primarily on small invertebrates found residing on corals.

As marine institutions continue to study and display these delicate specimens, understanding their natural behaviors provides vital insight into the preservation of fragile coral habitats worldwide. Visitors can observe these captivating aquatic species firsthand at the Oceanographic Museum of Monaco. 

Photo Credits: Musée Océanographique de Monaco Instagram 


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Samuel Wolf

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