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Species Bythotrephes longimanus - Spiny Water Flea

Spiny Water Flea   - Bythotrephes longimanus - female Spiny Water Flea - Bythotrephes longimanus - male - female Spiny Water Flea - Bythotrephes longimanus - male - female Spiny Water Flea - Bythotrephes longimanus - male - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Branchiopoda (Branchiopods)
Order Diplostraca
Suborder Cladocera (Water Fleas)
Infraorder Onychopoda (Onychopods)
Family Cercopagididae
Genus Bythotrephes
Species longimanus (Spiny Water Flea )
Range
Accidentally introduced to North America (native to Northern Europe); established in all of the Great Lakes by 1987.
Internet References

Species profile (USDA site)