Apogon imberbis has a compressed, ovate body with a large head and a very large eye head large which is much larger than the snout. It has a large, oblique mouth with a protruding lower jaw, which contains rows of small villiform teeth on the mandible, palatine and vomer. The
preopercular margin is only slightly serrated and the preopercular ridge is smooth. The
pectoral fin is long, reaching to at least the origin of
anal fin and the
caudal fin shows slight emargination. The scales are large and
ctenoid in form, and the lateral line numbers 22-30 scales. The body and fins are coloured red or pink, duskier on the back and upper surface of head. There are two or three dark spots, which are occasionally joined, along base of caudal fin. The maximum recorded size is 15 cm standard length, although 10–12 cm is more usual. The two dorsal fins have a total of 7 spines and 9-10 soft rays 9-10; the
anal fin has 2 spines and 8-9 soft rays. ==Distribution==