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Family Apogonidae

HAWAII

Apogon erythrinus

Punalu'u, Oahu, 4 feet

Makapu'u tidepool, Oahu

HAWAIIAN RUBY CARDINALFISH

A common but shy fish seen on reefs at night, it has a normal lifespan of only 4 months.  Attains 2 inches.  Endemic to Hawaii.  Related to several similar species in the Indo-Pacific.  Formerly reported from Hawaii as Apogon coccineus.