The masked rabbitfish (Siganus puellus), a colorful species that has proved very elusive to photograph in the past.

Members of this Siganidae family are also known as "spinefoot" species, 

being one of the few perch-like fish with venomous spines that can inflict a painful sting.  

(Ngemelis Wall, Palau, Micronesia)

fish; rabbitfish; masked rabbitfish; masked spinefoot; decorated rabbitfish; maiden spinefoot; Chordata; sC Osteichthyes; Actinopterygii; sC Neopterygii; iC Teleostei; sO Acanthopterygii; Perciformes; sO Acanthuroidei; Siganidae; Siganus puellus