Centropomus medius Günther 1864 . Bigeye Snook, Blackfin Snook; Róbalo Aleta Manchada, Róbalo Aleta Prieta, Róbalo Ojón, Gualaje Aleta Manchada

Vouchers: Not available. Distribution: Eastern Pacific Ocean; from southern Baja California and the Gulf of California, Mexico, to northern 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 (2019), population trend unknown. Literature: Bussing (1998: 265; brief description, including illustrations and an identification key, and information on distribution, with a map, and ecology), Robertson & Allen (2015: 1088; detailed description, including illustrations, and information on distribution, with a map, and ecology) and Angulo (2021: 40; listed, including information on distribution).