Lutjanus gibbus (Forsskål, 1775)
Humpback red snapper
Dapak,  Humpback snapper,  Maya maya,  Aluman,  Angrat,  Bambangin,  Bambangun,  Comay,  Dangit,  Dapak,  Islawan,  Katambak,  Kaypid,  Langisi,  Maya-maya,  Paddletail,  Pargo,  Sakahan,  Talaiwan
Lutjanus gibbus
photo by Randall, J.E.

Family:  Lutjanidae (Snappers), subfamily: Lutjaninae
Max. size:  50 cm TL (male/unsexed); max. reported age: 18 years
Environment:  reef-associated; depth range 1 - 150 m
Distribution:  Indo-Pacific: Red Sea and East Africa to the Line and Society islands, north to southern Japan, south to Australia.
Diagnosis:  Dorsal spines (total): 10-10; Dorsal soft rays (total): 13-14; Anal spines: 3-3; Anal soft rays: 8-8. Description: Dorsal profile of head steeply sloped. Preorbital bone broad, much wider than eye diameter. Preopercular notch and knob well developed. Scale rows on back rising obliquely, both above and below the lateral line. Generally red or gray, darker on back and upper portion of the head, with orange hue on the lower part of the opercle and in the pectoral axil. The fins are red, or frequently brown to blackish. The soft dorsal, caudal and anal fins have narrow white margins. Juveniles with a large, round, black spot at the base of the caudal fin (Ref. 55). Body depth 2.2-2.5 in SL (Ref. 90102).
Biology:  Adults mainly inhabit coral reefs, sometimes forming large aggregations, which are mostly stationary during the day. Juveniles occur in seagrass beds, also in mixed sand and coral habitats of shallow sheltered reefs (Ref. 1602). Sub-adults commonly form very large schools that are stationary or drift slowly along slopes during the day. Large individuals along coastal slopes at moderate depths (Ref. 48635). Benthopelagic (Ref. 58302). Feed on fishes, and a variety of invertebrates including shrimps, crabs, lobsters, stomatopods, cephalopods, echinoderms and ophiuroids (Ref. 55).
IUCN Red List Status: (Ref. 115185)
Threat to humans:  reports of ciguatera poisoning
Country info:  Known from Puerto Princesa, Palawan (Ref. 58652). Also Ref. 48613, 53416.

Entered by: Luna, Susan M. - 17.10.90
Modified by: Luna, Susan M. - 27.03.13
Checked by: Torres, Armi G. - 03.02.94

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