Watermilfoil Leafcutter Moth
Common NameWatermilfoil Leafcutter Moth
Scientific NameParapoynx badiusalis
FamilyCrambidae
SubfamilyAcentropinae
Wingspan (mm)15
Wing Patterncryptic
Primary Colorscream, light brown, dark brown, white
HabitatPonds, lakes, slow-moving streams, and other freshwater bodies with aquatic vegetation
Geographic RangeEastern North America, extending into parts of the Midwest and Canada
Host Plantswatermilfoil (Myriophyllum spp.), pondweeds (Potamogeton spp.), coontail (Ceratophyllum demersum)
Flight PeriodMay to October
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesThe larvae are aquatic, living underwater in silken cases attached to host plants, where they feed on leaves. Pupation occurs in a cocoon, often attached to the host plant either submerged or just above the waterline.
Identification TipsKey features include its small size, the distinctive wavy and marbled wing pattern in shades of brown and cream, and its strong association with aquatic environments and watermilfoil plants.
Description
A small moth with intricate, wavy patterns of cream, light brown, and dark brown on its wings, giving it a marbled or cryptic appearance. Its body is slender and light-colored.
