Orconectes (Crockerinus) virginiensis Hobbs 1951
(Chowanoke crayfish)
 

Orconectes virginiensis (photographed by Aimee Fullerton, NCWRC)
 
 

General information
Distribution map
Photographs
Illustrations




National Range: “Chowan drainage system in North Carolina and Virginia” (Hobbs Jr. 1989); also lower Roanoke River Basin

NC Physiographic Region(s): northern coastal plain

River Basin(s): Chowan and lower Roanoke

Adult Habitat: “streams” (Hobbs Jr. 1989); sluggish streams or swamps on sand or gravel substrates; “sluggish streams flowing through woodlands; sandy or gravelly substrates; vegetation may be sparse” (NHP ICAS 1999)

Juvenile Habitat: n/a

Reproductive Season: spring through fall?

Species associates: P. acutus, possibly C. sp. C

Conservation status: state-listed as Special Concern in North Carolina (J.E. Cooper in Clamp1999); considered by Taylor et al. (1996) to be Currently Stable throughout its range

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

Taxonomic Description:

body shape: small adult size
coloration: shades of tan or green with dark highlights, often in saddle pattern; chelae fingertips with orange and black bands
spines: cephalic, cervical, branchiostegal, and marginal spines strong
rostrum: dorsally concave, margins parallel with marginal spines at base of long pointed acumen
areola: wide and punctate
chelae: not robust; bearing setae on palm and fingers; having double row of tubercles on mesial margin of palm
other characteristics: large eyes
form I male gonopod: short terminal elements, mesial process and central projection subequal in length
Notes:  n/a


Glossary
Conservation Status
References

NC Crayfishes Home