Georgia Ecological Services Field Offices
Southeast Region
Map of the Southeast Region

Federally Threatened and Endangered Invertebrates found in Georgia

Listed Invertebrates

Georgia Range Habitat Threats
Threatened Species - likely to become endangered in the foreseeable future
Purple bankclimber

Elliptoideus sloatianus

Chattahoochee, Flint, and Ochlockonee Rivers
MAP
Rivers and streams; usually found in moderate currents over sand, sand mixed with mud, or gravel substrates, swept free of silt by the current. Habitat modification, sedimentation, and water quality degradation

5 Year Review

Fine-lined pocketbook

Hamiota altilis

(formerly Lampsilis altilis)


2000 Recovery Plan

Chattooga, Conasauga, Coosa, Etowah Rivers
MAP
Bradytictic. High quality, free-flowing rivers and creeks; usually found in stable substrates of sand, gravel, and cobble in flowing currents.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

Alabama moccasinshell

Medionidus acutissimus

Chattooga, Conasuaga, Coosa, Etowah Rivers
MAP
Bradytictic. Streams and small rivers; usually found in gravel and cobble substrate of shoals in moderate to fast-flowing velocities.

Habitat modification, sedimentation, and water quality degradation

5 Year Review


Endangered Species -
A species that is in danger of extinction throughout all or a significant portion of its range.

Fat three-ridge

Amblema neislerii

Flint River
MAP
Endemic to ACF basin. Main channels of Flint River; usually found in substrates ranging from gravel to a rocky rubble mixture of sand and sandy mud to a mixture of sand, sandy/clay substrates in slow to moderate currents. Habitat modification, sedimentation, and water quality degradation

5 Year Review

Altamaha spinymussel

Elliptio spinosa

Elliptio spinosa

 

 

Altamaha, lower Ocmulgee, lower Oconee, and lower Ohoopee Rivers

 

 

MAP

Associated with stable, coarse to fine sandy sediments of sandbars, sloughs, and mid-channel islands and appears to be restricted to swiftly flowing water.  Sedimentation, hydrologic changes and extreme droughts, contaminants, and potential changes in host-fish communities associated with the introduction of non-native species. 
Upland combshell

Epioblasma metastriata
2000 Recovery Plan

Chattooga, Conasauga, Etowah, Oostanaula Rivers

Recommended for reclassification as extinct in 5 year review.


MAP

Bradytictic. High quality, free-flowing rivers and large creeks; usually found in stable gravel-cobble substrate of shoals in medium to fast current velocities.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

Southern acornshell

Epioblasma othcaloogensis
2000 Recovery Plan

Chattooga, Conasuaga, Oostanaula Rivers

Recommended for reclassification as extinct in 5 year review.


MAP

Bradytictic. High quality upland streams or rivers; usually found in stable substrates of sand, gravel, and cobble in flowing shoal areas.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

Shiny-rayed pocketbook

Hamiota subangulata

(formerly Lampsilis subangulata)


Chattahoochee, Flint, and Ochlockonee Rivers
MAP
Rivers and streams; usually found in sand, sand mixed with mud, or gravel substrates in moderate currents. Habitat modification, sedimentation, and water quality degradation

5 Year Review

Interrupted rocksnail

 

Leptoxis foremani

 

mainstem Oostanaula River

MAP

 

 

Occupies shoals, riffles, and bedrock outcrops of small to large rivers in moderate to strong currents, attached to bedrock, boulders, cobble, and gravel Habitat loss, habitat modification, water quality degradation.
Coosa moccasinshell

Medionidus parvulus
2000 Recovery Plan
Chattooga and Conasuaga Rivers
MAP
Bradytictic. High quality streams and small rivers; usually found in stable gravel and cobble substrates in flowing shoals.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

Gulf moccasinshell

Medionidus penicillatus

Chattahoochee, Flint, and Ochlockonee Rivers
MAP
Medium streams to large rivers; usually found in areas with slight to moderate current over sand and gravel substrates; may be associated with muddy sand substrates around tree roots. Habitat modification, sedimentation, and water quality degradation


5 Year Review
Ochlockonee moccasinshell

Medionidus simpsonianus

Ochlockonee River; Grady and Thomas Counties
MAP
Medium streams to large rivers; usually found in areas with slight to moderate current over sand and gravel substrates; may be associated with muddy sand substrates around tree roots. Habitat modification, sedimentation, and water quality degradation

5 Year Review
Southern clubshell

Pleurobema decisum
2000 Recovery Plan
Conasauga, Coosa, Coosawattee, Etowah, Oostanaula Rivers
MAP
Tachytictic. Rivers and large streams with a moderately high gradient; usually found in cobble, gravel, and sand substrates in shoals and runs.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

Southern pigtoe

Pleurobema georgianum
2000 Recovery Plan
Chattooga, Conasauga, Oostanaula Rivers
MAP
Tachytictic. High quality rivers and large streams; usually found in cobble, gravel, and sand substrates in shoals and runs.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

Georgia pigtoe

Pleurobema hanleyianum

 

Conasauga River

MAP

Shallow runs and riffles with strong to moderate current and coarse sandgravel-cobble bottoms. Habitat loss, habitat modification, water quality degradation.
Oval pigtoe

Pleurobema pyriforme

Chattahoochee, Flint, and Ochlockonee Rivers
MAP
Endemic to ACF basin. River tributaries and main channels; usually found in slow to moderate currents over silty sand, muddy sand, sand, and gravel substrates. Habitat modification, sedimentation, and water quality degradation

5 Year Review
Triangular kidneyshell

Ptychobranchus greeni
2000 Recovery Plan
Chattooga, Coosa, Etowah Rivers
MAP
Bradytictic. High quality rivers and large streams; usually found in shoals and riffles with rapid current.

Habitat modification, sedimentation, and water quality degradation

5 Year Review

 

Other listed species' recovery plans are available here.

Recovery Plans on these pages are available as .PDF files. PDF files can be downloaded and read using free Adobe Acrobat Reader Adobe Acrobat Reader logo

Bradytictic = spawning takes place in summer; glochidia overwinter in females and are expelled the following spring.

Tachytictic = spawning takes place in spring, and glochidia are expelled during summer.

In addition, the state of Georgia has a list of 471 animal "species of concern".

 

Last updated: November 16, 2012