Where to see a White-lined Sphinx in South Dakota

The White-lined Sphinx is recorded in the counties of 17 South Dakota state parks (research-grade iNaturalist observations). Ranked by how often it is observed in each area:

1. Custer State Park
2. Custer State Park Airport
3. Custer State Park - Norbeck Wildlife Preserve
4. Palisades State Park
5. Lake Herman State Park
6. Union Grove State Park
7. Fisher Grove State Park
8. Oakwood Lakes State Park
9. Lake Hendricks State Recreation Area
10. Sandy Shore State Park
11. Newton Hills State Park
12. Good Earth State Park
13. Lake Alvin State Recreation Area
14. Richmond Lake State Recreation Area
15. Bear Butte State Park
16. Hartford Beach State Park
17. Angostura Reservoir State Recreation Area

These are county-level records — the species is documented in the area around each park, which is a strong steer rather than a guarantee for the park itself.

White-lined Sphinx in other states → · All South Dakota state parks →