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Utterbackia peninsularis Bogan and Hoeh, 1995
Peninsular Floater

Peninsular Floater collected from Cypress Creek, Florida (43mm). Photo by staff (Georgia DNR – Wildlife Resources). Specimen courtesy of Georgia Museum of Natural History (GMNH7223).
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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G2G3

State Rank: SU

Element Locations Tracked in Biotics: No

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

SWAP 2025 Species of Greatest Conservation Need (SGCN): Yes

2025 SGCN Priority Tier: Data Deficient

Element Occurrences (EOs) in Georgia: 0

Habitat Summary for element in Georgia: Slow flowing and silty substrates in channel margins and backwater areas


SWAP 2025 Threat Matrix

Threat 1 Threat 2 Threat 3
General Threat Pollution Natural system modifications Pollution
Specific Threat Agricultural & forestry effluents Dams & water management/use Domestic & urban waste water

SWAP 2025 Conservation Actions:

  • Action 1: Assess SGCN mussels and mussel communities in the Suwannee River system
  • Action 2: Minimize impacts of urbanization on aquatic SGCN and habitats
  • Action 3: Support Better Backroads Program to protect Aquatic SGCN from sedimentation