Invasion
Invasion Description
1st Record: "Long Island" (Rafinesque 1817)
Geographic Extent
"Long Island" (Rafinesque 1817); Fire Island/NY/Great South Bay (introduced, established, 1884, Rathbun 1930)
Vectors
| Level | Vector |
|---|---|
| Alternate | Hull Fouling |
| Alternate | Dry Ballast |