Fish ID: Sabretooth Blenny

Fangblenny sabretooth blenny petroscrites lupus syd
Family Fangblenny (BLENNIIDAE)
species Petroscrites lupus
size To 14cm
locality In confined spaces such as bottlenecks and cans
behaviour Usually partially withdrawn into confined space
range Northern NSW and Southern Qld coastal waters

Blennies are usually identified by the blenny shaped head which is bluntly rounded. This one is a fangblenny and so does not have such a blunt forehead. The dorsal fin runs the full length of the back and the anal fin is half the body length. They feed by scraping algae off vegetation.