Location is an unnamed, hidden pond.
Spotted in Dump Creek (or Sulphur Creek?) where it crosses the Flume Trail immediately below the Pacific Crest Trail in Castle Crags S.P., Northern CA. Map location approximate.
~20 individuals on this epic rock pile
coordinates are estimated - not exact
Occ data for eo18; 77individuals
Eleven in photo; others nearby. Sycamore Slough.