Sighting for April 15, 2021

David H. Bartholomew

Rancho San Antonio Open Space Preserve
Santa Clara County, CA

It has been several years since I’ve seen Northern Cloudywings at Rancho San Antonio, so it was a nice surprise to see two of them today. Northern Checkerspots were first of season.

  • Western Tiger Swallowtail 1
  • Pale Swallowtail 5
  • Mustard White 10
  • Sara Orangetip 23
  • Bramble Hairstreak 2
  • Brown Elfin 8
  • Spring Azure 28
  • Silvery Blue 5
  • Northern Checkerspot 3
  • Variable Checkerspot 20
  • Lorquin's Admiral 1
  • California Sister 5
  • Common Ringlet 9
  • Northern Cloudywing 2
  • Propertius Duskywing 5
  • Mournful Duskywing 3

Northern Cloudywing

Northern Cloudywing

Silvery Blue

Spring Azure

Northern Checkerspot

Bramble Hairstreak

Common Ringlet

Brown Elfin

Brown Elfin