Epinephelus macrospilos (Bleeker, 1855)
Snubnose grouper
Epinephelus macrospilos
photo by Randall, J.E.

Family:  Epinephelidae (Groupers)
Max. size:  51 cm TL (male/unsexed); max.weight: 2,000.0 g
Environment:  reef-associated; marine; depth range 3 - 44 m
Distribution:  Indo-Pacific: Kenya south to Natal, South Africa and east to the central Pacific. Unknown from the Red Sea, Persian Gulf, and Hawaii. Recorded from Europa Island (MNHN 1992-0498, Ref. 33390). Often confused with Epinephelus quoyanus, Epinephelus faveatus, Epinephelus corallicola, and Epinephelus howlandi.
Diagnosis:  Dorsal spines (total): 11-11; Dorsal soft rays (total): 15-17; Anal spines: 3-3; Anal soft rays: 8-8. Head profile angular; body less compressed and spots more closely spaced than E. corallicola and E. howlandi (Ref. 37816). Body and median fins with large dark blotches, largest towards the tail (Ref. 48635); further characterized by pale greyish color; head, body and fins with well-spaced dark brown to orange brown spots of unequal size; soft dorsal, anal and caudal fins with narrow white to yellow margin; lower part of head and breast with white blotches; 3-4 black blotches along back; body scales cycloid except ctenoid on lower region below pectoral fins; body with numerous auxiliary scales; greatest depth of body 2.9-3.6 in SL; rounded caudal fin; pelvic fins 1.8-2.4 in head length (Ref. 90102); head length 2.3-2.6 times in SL; flat or slightly concave interorbital area, dorsal head profile of adults with ventral bend at orbits; rounded preopercle, minute serrae mostly covered by skin and shallow indentation just above the angle; straight or slightly convex upper edge of operculum posterior nostril distinctly larger than anterior nostril; maxilla reaches to or past vertical at rear edge of orbit, ventral edge smoothly curved at distal expansion; strongly projecting lower jaw, 2-4 rows of teeth at midlateral part (Ref. 89707).
Biology:  Found in lagoon and seaward reefs (Ref. 9710) to a depth of at least 44 m; including outer reef slopes. More abundant on oceanic reefs and rare on coastal reefs (Ref. 89707). Feeds on crustaceans (mainly crabs), fishes, octopi, and squid. Solitary (Ref 90102).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 November 2016 Ref. (130435)
Threat to humans:  harmless


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