European green crab
Carcinus maenas (Linnaeus, 1758)
Invasive summary
A shore crab established on parts of North America's Atlantic and Pacific coasts.
Known impacts
Predates shellfish, competes with native crabs, and disturbs eelgrass and mudflat habitats.
Management notes
Use trapping, rapid response, public reporting, and controls on bait and gear movement.
Native range
Europe and North Africa
Regions where reported
- CA - 40 public points
- US - 40 public points