Invasion
Invasion Description
1st Record: DE-NJ/'above Cohansey River', Delaware Bay (1889, Maurer et al. 1974) 'at one time frequently collected above the Cohansey River; but is now very rare' (Maurer et al. 1974).
Geographic Extent
DE-NJ/'above Cohansey River', Delaware Bay (1889, Maurer et al. 1974); DE-NJ/Delaware Bay (1934, USNM 407182)
Vectors
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