The metro area fauna at a glance. Taxon names are linked to their species accounts.

Taxon	Common name	Abundance
Dreissenidae*
Dreissena polymorpha (Pallas, 1771)	zebra mussel	common
Dreissena bugensis (Andrusov, 1897)	quagga mussel	uncommon
Unionidae
Alasmidonta heterodon (Lea, 1830)	dwarf wedgemussel	rare
Alasmidonta undulata (Say, 1817)	triangle floater	common
Alasmidonta varicosa (Lamarck, 1819)	brook floater	rare
Anodonta implicata (Say, 1829)	alewife floater	uncommon
Elliptio complanata (Lightfoot, 1786)	eastern elliptio	abundant
Lampsilis cariosa (Say, 1817)	yellow lampmussel	rare
Lampsilis radiata radiata (Gmelin, 1791)	eastern lampmussel	common
Lasmigona subviridis	green floater	rare
Leptodea ochracea (Say, 1817)	tidewater mucket	rare
Ligumia nasuta (Say, 1817)	eastern pondmussel	uncommon
Pyganodon cataracta (Say, 1817)	eastern floater	abundant
Strophitus undulatus (Say, 1817)	creeper	common
Utterbeckia imbecillis (Say, 1829)	paper pondshell	common
Margaritiferidae
Margaritifera margaritifera (Linnaeus, 1758)	eastern pearlshell	rare
Corbiculidae*
Corbicula fluminea (Muller, 1774)	Asian clam	common
*Indicates invasive taxon