Centropomus unionensis Bocourt 1868 . Humpback Snook, Union Snook; Róbalo Chato, Róbalo Mano de Piedra, Róbalo Serrano

Vouchers: Not available. Distribution: Eastern Pacific Ocean; from the mouth of the Gulf of California, Mexico, to northen Peru; entering estuaries and littoral lagoons and ascending river courses; (Nicaragua) PN and Ni (Pacific); 0–6 masl; Per, Dia, Amp. Occurrence and conservation status: Nat; LC (2010), population trend unknown.

Literature: Robertson & Allen (2015: 1090; detailed description, including illustrations, and information on distribution, with a map, and ecology) and Angulo (2021: 42; listed, including information on distribution).