Shorthead Fangblenny (Petroscirtes breviceps) ニジギンポ also Shorthead Sabretooth Blenny (size 13cm)
The Shorthead Fangblennny has two fangs on its lower jaw. They are not venomous, but the similar Meiacanthus grammistes has venom in its fangs. Amami 2024
A Shorthead Fangblenny coming out of its hiding place. The center black stripe goes from the eye to the tail. They sometimes have some yellow replacing the white around the head area. Amami 2024