Scientific Name
Synagrops japonicus
Common Name
Blackmouth splitfin
Biology
Dorsal
spines
(total): 10;
Dorsal
soft rays
(total): 9;
Anal
spines: 2;
Anal
soft rays: 7;
Vertebrae: 25. Body elongate, compressed, with large cycloid scales. Body uniformly blackish-brown in young, black dorsally, paler ventrally in adults. Distinguished by its anal fin element counts, lack of fin spine with serration on the anterior edge, and 3 to 6 large canine-like teeth on lateral side of the lower jaw.