Size8.3 inches (21 cm)
DietAlgae and other plant matter
HabitatCoral reefs and in clear lagoons
- Long white patches mark the face, from beneath the eye to the snout.
- Most of the body is a slate gray to powdery brown, with bright yellow accents running along the bases of the dorsal and anal fins. These fins are very dark in color, edged in white. The dorsal fin also shows a red steak. The caudal fin is pale blue or white.
- The eye is high, large, and round.
- Individual reaches a maximum length of 8.3 inches (21 cm) in length.
- Mouth is terminal and downward-facing.
The whitenose surgeonfish is almost entirely vegetarian: it grazes on algae and seagrass.
- Primarily herbivorous, grazing on algae and other plant matter. Sometimes ingests very small invertebrates during feeding.
- Occurs in the Indo-West Pacific from Indonesia to the Philippines and the Ryukyu Islands.
- Found on coral reefs and in clear lagoons at depths to 66 feet (~20 m).
- “Least Concern” on the IUCN Red List.
- Usually found in aggregations, but may also be encountered alone.
- Also called the “Japan surgeonfish,” and the “powder brown tang.”