Pomachromis guamensis Allen & Larson, 1975 Guam damsel |
photo by
Randall, J.E. |
Family: | Pomacentridae (Damselfishes), subfamily: Pomacentrinae | |||
Max. size: | 4.5 cm SL (male/unsexed) | |||
Environment: | reef-associated; marine; depth range 3 - 33 m, non-migratory | |||
Distribution: | Western Central Pacific: endemic to the Mariana Islands. | |||
Diagnosis: | Dorsal spines (total): 14-14; Dorsal soft rays (total): 12-13; Anal spines: 2-2; Anal soft rays: 13-13 | |||
Biology: | Adults occur in exposed seaward reefs, on relatively barren gently sloping terraces with scattered low-profile corals. Feed on zooplankton found 1 to 2 meters above the substrate (Ref. 7247). 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). Diurnal species (Ref. 52881). | |||
IUCN Red List Status: | Least Concern (LC); Date assessed: 04 October 2021 Ref. (130435) | |||
Threat to humans: | harmless |