Shorthead Fangblenny yawning

On today’s morning dive i was lucky enough to capture this yawning Shorthead Fangbleny (Petroscirtes breviceps). The yawn makes his long curved canine teeth visible, which it uses for defense. Shorthead Fanblennies are very common in North Sulawesi and like hiding in bottlenecks – so obviously there are many of them in Lembeh Strait. They…