Xanthichthys
Xanthichthys is a genus of fish in the family Monacanthidae, commonly known as filefishes. These fish are characterized by their compressed, oval-shaped bodies, small mouths, and prominent spines on their dorsal and anal fins. They are found in tropical and subtropical waters worldwide, inhabiting coral reefs, rocky shores, and seagrass beds.
Common Names
Filefishes of the genus Xanthichthys are known by various common names, including:
- Xanthichthys
- Filefish
- Triggerfish
- Leatherjacket
Characteristics
Xanthichthys species typically exhibit the following characteristics:
- Body Shape: Compressed, oval-shaped body
- Mouth: Small mouth with strong, sharp teeth
- Dorsal Fin: Single dorsal fin with a prominent spine that can be locked upright
- Anal Fin: Single anal fin with a prominent spine
- Scales: Small, rough scales that give the skin a sandpaper-like texture
- Coloration: Varies by species, but often includes bright yellows, oranges, and browns with contrasting patterns
Environments
Xanthichthys species are primarily found in:
- Coral reefs
- Rocky shores
- Seagrass beds
They are typically found in shallow, inshore waters with good visibility. These fish are often seen browsing on algae and invertebrates, using their strong teeth to scrape food off surfaces.
References
FishBase - Xanthichthys
World Register of Marine Species - Xanthichthys