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Epioblasma capsaeformis (I. Lea, 1834)
Oyster Mussel

Oyster Mussel collected from the Clinch River, Tennessee (male; 42 mm). Photo by staff (Georgia DNR – Wildlife Resources). Specimen courtesy of Georgia Museum of Natural History (GMNH8800).
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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G1

State Rank: SX

Element Locations Tracked in Biotics: Yes

SWAP 2015 Species of Greatest Conservation Need (SGCN): No

SWAP 2025 Species of Greatest Conservation Need (SGCN): No

2025 SGCN Priority Tier:

Element Occurrences (EOs) in Georgia: 0

Habitat Summary for element in Georgia: Medium to large creeks in TN Basin tributaries

Oyster Mussel collected from the Clinch River, Tennessee (female; 43 mm). Photo by staff (Georgia DNR – Wildlife Resources). Specimen courtesy of Georgia Museum of Natural History (GMNH8800).
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