Sighting for April 24, 2018
David H. Bartholomew
Rancho San Antonio Open Space Preserve
Santa Clara County, CA
- Pale Swallowtail 9
- Mustard White 1
- Sara Orangetip 3
- Bramble Hairstreak 6
- Brown Elfin 2
- Spring Azure 5
- Silvery Blue 1
- Northern Checkerspot 12
- Variable Checkerspot 64
- Common Buckeye 1
- Lorquin's Admiral 6
- California Sister 8
- Common Ringlet 72
- Propertius Duskywing 1
- Mournful Duskywing 2
- Umber Skipper 1
Northern Checkerspot
Pale Swallowtail
California Sister
Bramble Hairstreak
Propertius Duskywing
Sara Orangetip
Umber Skipper
Common Ringlet
Variable Checkerspot
Mid-70’s, with a gentle breeze. Wonderful hiking weather and the butterflies were enjoying it as well. Lots of checkerspots; almost all of them were males.