Recent Trends of Nonindigenous Aquatic Species in the Temperate Regions of North America

Crustaceans

•

•Bythotrephes longimanus

–4 Ontario lakes in 2000

–2 Michigan lakes in 2001

–2 Ohio lakes in 2001

•Echinogammarus ischnus

–Collected from the 4 lower Great Lakes

•Cercopagis pengoi

–Lakes Ontario (1998),Michigan (1999), Finger Lakes, NY (1999)

–Lake Erie at Presque Isle in 2002

Mirja Rosenberg


	Here we have some of the small crustacaceans from the Great Lakes
	Bythotrephes – Lake Michigamme, Lake Monacle in Michigan
	Knox and Tappan reservoirs in Ohio
	La Cloche, Kawagama, Loimer, and Manitowabing lakes in Ontario