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Utterbackia peggyae (R. I. Johnson, 1965)
Florida Floater

Florida Floater collected from Lake Talquin, Florida (61 mm). Photo by staff (Georgia DNR – Wildlife Resources). Specimen courtesy of Georgia Museum of Natural History (GMNH7217).
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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G3

State Rank: S2

Element Locations Tracked in Biotics: Yes

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

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

2025 SGCN Priority Tier: High Conservation Concern

Element Occurrences (EOs) in Georgia: 40

Habitat Summary for element in Georgia: Large rivers to small streams in slackwater habitats


SWAP 2025 Threat Matrix

Threat 1 Threat 2 Threat 3
General Threat Natural system modifications Natural system modifications Pollution
Specific Threat Dams & water management/use Dams & water management/use None

SWAP 2025 Conservation Actions:

  • Action 1: Assess SGCN mussels and mussel communities in the ACF River system
  • Action 2: Assess SGCN mussels and mussel communities in the Ochlockonee River system
  • Action 3: Protect aquatic SGCN from low stream flows in southwest Georgia
  • Action 4: Restore passage of SGCN mussel host fishes in ACF Basin