Rock Wrasse

Rock Wrasse

Halichoeres semicinctus

Physical Description

The Rock Wrasse (Halichoeres semicinctus) presents an elongated body with vibrant colors, typically measuring between 10 to 20 centimeters. It displays a combination of hues ranging from yellow to green, adorned with distinctive markings along its body.


Preferring rocky substrates and shallow coastal waters, the Rock Wrasse finds its niche among the crevices and rocky outcrops where it can forage for food and seek shelter.

Geographical Range

From the northern reaches of the Pacific coast, including areas like Oregon, down to the coastal regions of Baja California, the Rock Wrasse populates the diverse marine habitats of the eastern Pacific.

What They Eat

Feeding primarily on small invertebrates and algae, the Rock Wrasse plays a crucial role in maintaining the ecological balance of its habitat by contributing to the control of algae growth.

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