Bluecheek Butterflyfish

The Bluecheek Butterflyfish (Chaetodon semilarvatus) is a striking golden-yellow fish with delicate red vertical lines and a distinctive blue patch around its eyes. Endemic to the Red Sea and Gulf of Aden, it typically inhabits coral reefs where it feeds on coral polyps, algae, and small invertebrates. This species is known for forming monogamous, long-term pairs that often patrol and defend their feeding territories.