Surf-zone
Guides
Canacinae
surf flies, beach flies
Canacinae is a subfamily of small flies in the family Canacidae, commonly known as surf flies or beach flies. Members are strongly associated with intertidal marine environments, particularly rocky shore habitats in the surf zone. The subfamily includes multiple tribes and genera distributed across tropical and subtropical coastal regions worldwide, with documented occurrences in the Indo-Pacific, Afrotropical, and other oceanic regions.