Western Rattlesnake (Crotalus oreganus)
Recent Records
| Taxon | Date | County | State | ||
|---|---|---|---|---|---|
| 1. | Crotalus oreganus helleri | 2021-04-12 | Orange County | CA | US |
| 2. | Crotalus oreganus oreganus | 2021-04-10 | Santa Cruz County | CA | US |
| 3. | Crotalus oreganus helleri | 2021-04-09 | Orange County | CA | US |
| 4. | Crotalus oreganus oreganus | 2021-04-09 | San Benito County | CA | US |
| 5. | Crotalus oreganus helleri | 2021-04-09 | Orange County | CA | US |
| 6. | Crotalus oreganus oreganus | 2021-04-08 | Alameda County | CA | US |
| 7. | Crotalus oreganus helleri | 2021-04-03 | Los Angeles County | CA | US |
| 8. | Crotalus oreganus helleri | 2021-04-03 | Los Angeles County | CA | US |
| 9. | Crotalus oreganus helleri | 2021-04-01 | Los Angeles County | CA | US |
| 10. | Crotalus oreganus helleri | 2021-03-28 | Riverside County | CA | US |
| 11. | Crotalus oreganus helleri | 2021-03-28 | Riverside County | CA | US |
| 12. | Crotalus oreganus helleri | 2021-03-24 | Ventura County | CA | US |
| 13. | Crotalus oreganus helleri | 2021-03-24 | Ventura County | CA | US |
| 14. | Crotalus oreganus helleri | 2021-03-24 | Ventura County | CA | US |
| 15. | Crotalus oreganus oreganus | 2021-03-24 | Stanislaus County | CA | US |