Cirrhitichthys aprinus
8cm
5-40m
1 sites
Cirrhitidae
Threadfin Hawkfish are a delightful find for any diver or snorkeller exploring reefs in the Indo-Pacific region. These small, charismatic fish, typically around 8cm but occasionally reaching 12cm, add a splash of personality to coral gardens. They're masters of camouflage, often perched motionless on coral heads or rocky outcrops, blending seamlessly with their surroundings. Keep an eye out in depths from 5 to 40 meters, especially in Southeast Asia, the Great Barrier Reef, Southern Australia, and around Japan and Korea. Spotting one feels like discovering a hidden treasure! What makes them special? It's their hawk-like hunting style! They patiently observe their surroundings from their elevated perches, darting out with surprising speed to snatch up unsuspecting invertebrates. Their unique fin structure and mottled colouration make them a joy to observe, and their relatively small size adds to their charm. Threadfin Hawkfish are a definite highlight for underwater photographers and anyone who appreciates the intricate beauty of reef ecosystems.
Look for a small, stocky body with a mottled pattern of reddish-brown, white, and black. The most distinctive feature is the elongated, thread-like extensions on the tips of their dorsal fin spines, giving them their name. They often perch motionless on coral or rocks, using their thickened lower pectoral fin rays to 'sit'. Their eyes are relatively large and expressive, adding to their alert appearance. The overall colouration can vary slightly depending on their environment, aiding in camouflage.
