Cephalopholis aitha Randall & Heemstra, 1991
Rusty hind
photo by Randall, J.E.

Family:  Serranidae (Sea basses: groupers and fairy basslets), subfamily: Epinephelinae
Max. size:  40 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 5 - 33 m, non-migratory
Distribution:  Western Pacific: Philippines, Indonesia (Sulawesi, Flores), and Papua New Guinea.
Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 14-14; Anal spines: 3-3; Anal soft rays: 8-8. Similar to the more common Cephalopholis spiloparaea but lacks banding in the caudal fin (Ref. 48635); characterized further by reddish brown color; base of pelvic fins with indistinct dark blotch; greatest body depth 2.5-2.9 in SL; rounded caudal fin; short pelvic fins, 2.3-2.5 in head length; strongly bilobed margin of front of upper lip (Ref. 90102); head length 2.1-2.3 times in SL; rounded preopercle, posterior edge finely serrate, lower edge fleshy; very convex upper edge of operculum; maxilla extends past eye; teeth large; midlateral-body scales ctenoid (Ref. 89707).
Biology:  Inhabits protected or silty reef areas (Ref. 89707). May undergo protogyny. Solitary (Ref 90102).
IUCN Red List Status: Least Concern (LC); Date assessed: 18 November 2016 Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Capuli, Estelita Emily - 06.10.92
Modified by: Valdestamon, Roxanne Rei - 23.08.13
Checked by: Capuli, Estelita Emily - 04.02.94

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