Invasion

Invasion Description

1st Record: Willis Wharf/VA/Hog Island Bay (1955, Sieling 1960) [However, old shells, perhaps 80-100 years old were found in excavations in the now-closed Green Run Inlet, Chincoteague Bay, suggesting an early introduction, probably before 1883, when the inlet became unnavigable (Sieling 1960).

Geographic Extent

between George Island Landing and Girdlletree landing, Worcester County/MD/Chincoteague Bay (1957, Sieling 1960); Green Run Inlet/MD/Chincoteague Bay (old shells, in sand, Sieling 1960; Counts and Bashore 1991, Prezant et al. 2002); 1957, Tom's Cove/VA/Chincoteague Bay (Sieling 1960; Counts and Bashore 1991, Prezant et al. 2002); Willis Wharf/VA/Hog Island Bay (Sieling 1960); Norfolk/VA/Willoughby Bay (1955, an old worn shell, US National Museum of Natural History collections); Newport News/VA/Deep Creek, James River (USNM 1091021, 2005, Harding and Harasewych 2007, 4 specimens); Williamsburg/VA/Back River (USNM 1091020, 2006, Harding and Harasewych 2007, 14 specimens)