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Opistognathidae
Harlequin smiler
Opistognathus eximius
Bold dark patch on gill cover
Harlequin smiler is known from Western Pacific as a marine fish. It occurs in marine waters.
- Class
- Teleosts
- Order
- Blennies and Allies
- Family
- Opistognathidae
- Genus
- Opistognathus
- Maximum length
- 28.5 cm
- Water
- Marine
- Distribution
- Western Pacific: Australia.

