Stegastes rocasensis (Emery, 1972)
Rocas gregory
Stegastes rocasensis
photo by Sazima, I.

Family:  Pomacentridae (Damselfishes), subfamily: Microspathodontinae
Max. size:  9 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 0 - 60 m, non-migratory
Distribution:  Western Atlantic: known only from Brazil, including St. Paul's Rocks.
Diagnosis:  Dorsal spines (total): 12-12; Dorsal soft rays (total): 13-16; Anal spines: 2-2; Anal soft rays: 13
Biology:  Adults inhabit shallow outer reefs and lagoons (Ref. 7247); in rock pools, from the surface to depths of at least 50 m (Ref. 13121, 58184), usually around rocks and rubble (Ref. 13121). 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: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless
Country info:  Inhabits tide pools, Palythoa and Caulerpa zone, sub-Caulerpa zone, slope and bay; record based on voucher specimen(s) and literature (Ref. 58047).


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