SURVEY
California Butterflies
Sycamore Creek area, Mount Diablo State Park, Contra Costa County, CA, USA
| Date | 5/27/2026, 5:32:00 PM |
|---|---|
| Duration | 281 minutes |
| Surveyors | 1 |
| Coordinates | |
| Protocol |
Targets (16 / 253)
- Unknown Nymphalid (family Nymphalidae) 2
- Unknown Butterfly (superfamily Papilionoidea) 3
- Northern Checkerspot (Chlosyne palla) 9
- Rural Skipper (Ochlodes agricola) 69
- California Tortoiseshell (Nymphalis californica) 41
- Common Ringlet (Coenonympha california) 8
- Acmon Blue (Icaricia acmon) 2
- Umber Skipper (Lon melane) 12
- Variable Checkerspot (Euphydryas chalcedona) 6
- Gray Buckeye (Junonia grisea) 17
- Orange Sulphur (Colias eurytheme) 5
- Echo Azure (Celastrina echo) 10
- Mylitta Crescent (Phyciodes mylitta) 5
- California Sister (Adelpha californica) 1
- Sleepy Duskywing (Erynnis brizo) null
- Mournful Duskywing (Erynnis tristis) 2
Incidentals (2)
- Duskywings (Erynnis) 2
- Ladies and Related Admirals (Vanessa) 1