Invasion
Invasion Description
1st Record? Shelter Island, Shell Beach/NY/Peconic Bay (1953, USNM 714131, U.S. National Museum of Natural History 2007). Probably present by 1880-1900.
Geographic Extent
Shelter Island, Shell Beach/NY/Peconic Bay (1953, USNM 714131, U.S. National Museum of Natural History 2007); Long Island, Orient Beach State Park/NY/Long Beach Bay (MCZ 219834, Museum of Comparative Zoology 2008)
Vectors
Level | Vector |
---|---|
Alternate | Natural Dispersal |
Alternate | Dry Ballast |
Alternate | Hull Fouling |