Rock Wrasse

Aquarium Inhabitant Bio

Halichoeres semicinctus


A colorful reef dwelling fish. Juvenile fish are a bright green color which turns a duller brown orange as they age. Rock wrasses have bright red eyes and a blue-fringed dark blotch behind the pectoral fin.

Habitat and distribution

Found from Point Conception just north of Santa Barbara to Guadalupe Island (off north-central Baja California) and the Gulf of California in Mexico. Found close to rocks near patches of sand and in tide pools.


Small crustaceans (e.g. crabs and shrimp), and small invertebrates (e.g. clams and scallops).

Fun Fact

They have been recorded to grow up to 15 inches long and reach ages of up to 14 years!