1 literature reference for Epinephelus afer Bloch, 1793:

Author: Heemstra, P.C. and J.E. Randall
Year: 1993
Title: FAO Species Catalogue. Vol. 16. Groupers of the world (family Serranidae, subfamily Epinephelinae). An annotated and illustrated catalogue of the grouper, rockcod, hind, coral grouper and lyretail species known to date.
Source: FAO Fish. Synop. 125(16):382 p.