Canadian Petrophila
Common NameCanadian Petrophila
Scientific NamePetrophila canadensis
FamilyCrambidae
SubfamilyAcentropinae
Wingspan (mm)17.5
Primary Colorslight brown, white, dark brown, iridescent blue
HabitatClear, flowing freshwater (streams, rivers) for larvae; adults found near these water bodies.
Geographic RangeEastern North America, including Canada and the eastern United States.
Host Plantsalgae, diatoms
Flight PeriodJune to September
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesThe larvae are aquatic, living in silken retreats on rocks in streams and rivers where they feed on algae. Pupation also occurs underwater.
Identification TipsKey features include the intricate wavy brown and white wing patterns, the small size, and the prominent iridescent blue-black spots on the forewings. Its presence near freshwater habitats is also a strong indicator.
Description
A small moth characterized by its mottled light brown and white wings, featuring intricate wavy patterns and distinctive iridescent blue-black spots near the hind margin of the forewings.
