Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1368754

Ceraunus Blue
Hemiargus ceraunus

Observation date: August 18, 2023
Submitted by: Zencoyote
Specimen type: Photograph
Observation notes: A small cluster of males and at least one female flying around and landing on a Buckwheat plant in flower, mostly very close to the ground. Adjacent to a narrow, unimproved, horse-accessible trail. Terrain is hilly. Weather was mostly sunny and warm, with high puffy clouds. Other butterflies in the area include Behr's Metalmarks and possibly Marine Blues.
Status: Resident
Verified by: Ken Davenport
Verified date: August 19, 2023
Coordinator notes: None.
Checklist region(s): United States, California, San Diego County