Source: Fishbase, December 22, 2025
| Family | Scientific Name | Author | Year | Common Name |
| Apogonidae | Phaeoptyx conklini | (Silvester) | 1915 | Freckled Cardinalfish |
Phaeoptyx conklini
Unique Characters: Many small dark spots on translucent pink body. Dark brown stripe along base of soft dorsal and anal fins. Dark blotch on caudal peduncle. Total gill rakers 20-22. Scales on body ctenoid. Median predorsal scales present;. Posterior margin of preopercle serrate. Pectoral-fin soft rays 11 or 12 (rarely 13). Membraneous ventral preopercular flap extending beyond posterior preopercle edge. Inner pelvic-fin ray connected by membrane to body along most or all its length.
Similar Species:
Dusky Cardinalfish, Phaeoptyx pigmentaria. Total gill rakers 15-17. No dark pigment along bases of second dorsal and anal fins.
Reference:
Silvester, C.F. 1915. Fishes new to the fauna of Porto Rico. Carnegie Institution of Washington Year Book No. 14: 214-217.