Chaenopsidae

roughhead blenny

Acanthemblemaria aspera

Adults barely two centimeters across the western Atlantic

• Tropical
• Regional distribution
• Marine fish
• Atlantic Ocean
• Central America and the Caribbean
• North America
• Elongated
• Small
• Tropical fish

Acanthemblemaria aspera, the roughhead blenny, is a species of blenny native to the tropical western Atlantic Ocean. Typical length is 19 mm (0.75 in) for adult males and 21 mm (0.83 in) for females.