3 attacks recorded (2 fatal)
| Date | Country | Region | Location | Fatal? | |
|---|---|---|---|---|---|
| Jul 1st 1851 | USA | California | San Francisco Bay (or San Leandro Bay), near cannery, Alameda County | N | |
| Mar 1st 1851 | USA | Hawaii | Honolulu Harbor | Y | |
| Jun 19th 1851 | Mexico | Oaxaca | Y |
All countries
Attacks by year
Attacks by location
Attacks by species