Stegastes lividus (Forster, 1801)
Stegastes lividus
photo by Winterbottom, R.

Family:  Pomacentridae (Damselfishes), subfamily: Microspathodontinae
Max. size:  11 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 0 - 5 m
Distribution:  Eastern Central Pacific: French Polynesia.
Diagnosis:  Dorsal spines (total): 12-12; Dorsal soft rays (total): 15-15; Anal spines: 2-2; Anal soft rays: 12-14; Vertebrae: 26-26. Body dark reddish brown with edges of scales narrowly darker brown; black spot in axil and upper half of pectoral fin base. Body depth, 2-2.3 in SL. Preorbital width above end of maxilla 1/2 or more orbit diameter; margin of suborbital and posterior margin of preopercle strongly serrated. Suborbital scaled; scales on snout extending slightly anterior to nostrils. Tubed lateral line scales 19-20 (Ref. 39287).
Biology:  A shallow water species; on hard substratum (Ref. 39287). Adults are collected usually from bays and many from tide pools (Ref. 54980). Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 04 October 2021 Ref. (126983)
Threat to humans:  harmless

Source and more info: For personal, classroom, and other internal use only. Not for publication.