Waterlily Borer Moth
Common NameWaterlily Borer Moth
Scientific NameElophila obliteralis
FamilyCrambidae
SubfamilyAcentropinae
Wingspan (mm)18
Wing Patterncryptic
Primary Colorstan, brown, white
HabitatPonds, lakes, slow-moving streams, and other aquatic environments with host plants
Geographic RangeEastern North America, from Canada south to Florida and west to Texas
Host Plantswater lilies (Nymphaea spp.), spatterdock (Nuphar spp.), pondweeds (Potamogeton spp.), water hyacinth
Flight PeriodMay to October (multiple broods)
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesThe larvae are aquatic, living in silken cases on the underside of water lily leaves, where they feed. They pupate in cocoons attached to the host plant, often submerged underwater.
Identification TipsLook for its distinctive wavy brown and white pattern on tan wings, its small size, and its presence near aquatic habitats where water lilies or other host plants grow.
Description
A small moth with light tan to brown forewings adorned with intricate, wavy dark brown and white markings, giving it a mottled, cryptic appearance. The hindwings are similarly patterned but often paler.
