SURVEY
California Butterflies
Elderberry Trail, Las Trampas Regional Wilderness, Contra Costa County, CA, USA
| Date | 5/31/2026, 8:47:00 PM |
|---|---|
| Duration | 101 minutes |
| Surveyors | 1 |
| Coordinates | |
| Protocol |
Targets (10 / 253)
- Unknown Skipper (family Hesperiidae) 2
- Unknown Butterfly (superfamily Papilionoidea) 5
- Rural Skipper (Ochlodes agricola) 10
- Common Ringlet (Coenonympha california) 2
- Acmon Blue (Icaricia acmon) 6
- Umber Skipper (Lon melane) 1
- Variable Checkerspot (Euphydryas chalcedona) 1
- Gray Buckeye (Junonia grisea) 42
- Orange Sulphur (Colias eurytheme) 6
- Mylitta Crescent (Phyciodes mylitta) 11
Incidentals (4)
- Whites, Yellows, and Sulphurs (family Pieridae) 1
- Coppers (subfamily Lycaeninae) 1
- Ladies and Related Admirals (Vanessa) 1
- Blues (subfamily Polyommatinae) 4