Canthigaster axiologus

Canthigaster axiologus is a species of marine fish in the family Tetraodontidae.

Canthigaster axiologus, also known as the Pacific crown toby, is present throughout the tropical waters of the Western Pacific area, while other similar-looking species replace it in the Hawaiian Islands and the Indian Ocean.

Canthigaster axiologus is a small sized fish that can reach a maximum size of 10.1 cm length.