Eric Engbretson, U.S. Fish and Wildlife Service, no known copyright restrictions (public domain) Public domain · iNaturalist - Observations
- 1
- Peak
- early November
- Years Recorded
- 1
- First
- 2023-11-07
- Most Recent
- 2023-11-07
Verified observations per week, all years combined. Weeks with no records are left blank.
