Cambarus (Punctiambarus) chaugaensis Prins and Hobbs 1972
(Oconee crayfish)
 

Cambarus chaugaensis (photographed by Aimee Fullerton, NCWRC)
 
 

General information
Distribution map
Photographs
Illustrations




National Range: “tributaries of the Savannah River in Oconee County, South Carolina, and Rabun County, Georgia” (Hobbs Jr. 1989); and in this drainage in North Carolina

NC Physiographic Region(s): southwestern mountains

River Basin(s): Savannah (headwaters, including the Chatooga, and including Horsepasture River subdrainage)

Adult Habitat: “streams” (Hobbs Jr. 1989); "poorly known but apparently favors lotic waters of small to moderate size, flowing over rocky substrates" (Clamp 1999)

Juvenile Habitat: n/a

Reproductive Season: extended?

Species associates: C. bartonii; occurs with C. reburrus in Horsepasture subdrainage; otherwise does not occur with other Puncticambarus members

Conservation status: state-listed as Special Concern in North Carolina (J.E. Cooper in Clamp 1999); considered by Taylor et al. (1996) to be Endangered throughout its range

Identification references: Hobbs Jr. 1989; also see description by J.E. Cooper in Clamp (1999)

Taxonomic Description:

body shape: n/a
coloration: olive green with dark mottling, lighter color on underside; tips of fingers orangeish
spines: cervical spines small, cephalic spines weak, branchiostegal spines strong
rostrum: somewhat long and acuminate but broad
areola: very wide and punctate
chelae: somewhat robust; well-developed dorsolongitudinal ridges; double row of tubercles on mesial margin of palm
other characteristics: acute suborbital angle
form I male gonopod: terminal elements of similar length; corneous central projection with subapical notch; mesial process inflated basally and tapering but not perfectly pointed
Notes:  resembles C. bartonii

Glossary
Conservation Status
References

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