First record of dorsal and anal fin deformities in blue tang Acanthurus coeruleus (Acanthuridae, Actinopterygii) from northeastern Brazil

Abstract

Abstract: Dorsal and anal fin deformities in the blue tang Acanthurus coeruleus are reported for the first time from northeastern Brazil, based on observations during research dives at an artificial reef. Possible causative factors are discussed.

Keywords

• Acanthuridae
• bony fish
• fins
• morphological deformities