Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
Cnidarians-HydrozoansCraspedacusta sowerbii1999DefiniteEstablishedAquatic Plant Shipments, Fisheries Accidental (not Oyster), Hull Fouling
Crustaceans-CladoceransDaphnia lumholtzi2007DefiniteEstablishedNone
Mollusks-BivalvesDreissena bugensis1992DefiniteEstablishedBallast Water, Hull Fouling
* = Species summary still under review.