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Missouri's Endangered Crayfish Species

Scientific Name

Common Name

State Status Federal Status
Cambarellus puer Cajun Dwarf Crayfish WL  
Cambarellus shufeldtii Shufeldt's Dwarf Crayfish WL  
Cambarus aculabrum (cave crayfish) E E
Cambarus hubrichti Salem cave crayfish WL  
Cambarus setosus Bristly cave crayfish WL  
Fallicambarus fodiens Digger crayfish R  
Faxonella clypeata Shield crayfish R  
Orconectes eupunctus Coldwater crayfish R  
Orconectes harrisonii Belted Crayfish WL  
Orconectes lancifer Shrimp Crayfish E  
Orconectes marchandi Mammoth Spring Crayfish E  
Orconectes meeki Meek's Crayfish E  
Orconectes peruncus Big Creek Crayfish WL  
Orconectes quadruncus St. Francis River Crayfish WL  
Orconectes williamsi White River Midget Crayfish R Former C2
Procambarus viaeviridis Vernal Crayfish R  

Definition of Status Catagories:

E - Endangered,  indicates survival in Missouri is in immediate jeopardy.

R - Rare, indicates present in small numbers.  If environment worsens, 
status in Missouri could deteriorate to Endangered.

SU - Status Undetermined, May be Rare or Endangered, but not enough 
information is available to determine the status.

WL - Watch List, Not currently Rare or Endangered, but has a restricted 
distribution or has experienced sufficient decline to indicate it may soon become 
Rare or Endangered.

References

Missouri Department of Conservation 1991. Rare and endangered species of Missouri checklist.  Jefferson City, MO.

Crandall, K.A. 1993. Final Report: An analysis of the conservation biology of the Missouri species of Orconectes, subgenus Procericambarus (Decapoda: 
Cambaridae).  Missouri Department of Conservation.

Pflieger, W.L. 1987. An introduction to the crayfishes of Missouri. Missouri Conservationist 48:17-31.
Missouri Department of Conservation
An Introduction to the Crayfish of Missouri
Missouri's Endangered Crustacean (Crayfish) List 

Page copyright © 1995-2000  Keith A. Crandall & James W. Fetzner Jr.
Last Updated:  21 April 2003 jwf


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