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Cirrhitichthys aureus, commonly known as the golden hawkfish or the yellow hawkfish, is a species of fish belonging to the family Cirrhitidae. Here are some key characteristics and information about Cirrhitichthys aureus:

1. Physical Appearance: The golden hawkfish has a robust, elongated body with a large head and a slightly upturned mouth. They are named for their striking golden-yellow coloration, which covers their entire body. The fins may have slight variations in color, ranging from yellow to orange or red. They have prominent eyes and a row of cirri (small projections) on the edge of their dorsal fin.
2. Size: They typically grow to a maximum length of about 10-12 centimeters (4-5 inches).
3. Distribution: Cirrhitichthys aureus is found in the tropical waters of the western Pacific Ocean, particularly around coral reefs and rocky areas. Their range includes regions such as Indonesia, Philippines, Papua New Guinea, and northern Australia.
4. Habitat: Golden hawkfish are commonly found in shallow reef environments with abundant coral growth. They prefer areas with rocky substrate or coral heads where they can perch and observe their surroundings. They are often seen perched on coral branches or hiding among crevices.
5. Behavior: These hawkfish are known for their curious and territorial behavior. They are adept at perching on rocks or coral heads, from where they can ambush small crustaceans and fish passing by. They are carnivorous and feed on a variety of small invertebrates and zooplankton.