Azurina hirundo reaches 12 cm. Small damselfish (Pomacentridae) endemic to East Pacific (Galapagos, California). Sky-blue dorsal, scattered white spots, dark-blue head, deeply forked yellow tail. Territorial, defends small algal gardens. Rocky reef 3-25 m. Diurnal. Minimal threats = LC (IUCN). Highly colorful, easy to observe in coastal diving.

