Guam Reef-Damsel

Scientific Name: Pomachromis guamensis
Family: Damselfishes - Pomacentridae
Maximum Size: 5.5cm
Identification: Grayish head and belly, light blue-green body gradating to yellow rear body and tail; a small black spot on upper pectoral fin base.
Favourite: Feed in groups on plankton 1-2m above bottom.
Hide-out: Exposed seaward reefs in 3-33m.
Location: Mariana Is. in Micronesia.