Crustaceans
Endangered, Threatened, Proposed, and Candidates in the Upper Midwest
cave
crayfish, no common name (Cambarus aculabrum)
Status: Endangered, listed
April 27, 1993
Habitat: Caves
Lead Region: 4
Region 3 Lead Office: ColumbiaES, Missouri
Field Office
Range: Arkansas, Missouri
crayfish (Cambarus aculabrum) species profile
Status: Endangered, listed
September 3, 1998
Habitat: Cave streams
Lead Region: 3
Region 3 Lead Office: Rock Island, Illinois
Field Office
Range: Illinois
Life history, ecology, and regulatory information
Fact
Sheet
Questions and Answers about the Illinois Cave
Amphipod
Recovery
Illinois
Cave Amphipod Recovery Plan
Recovery in Illinois
2006 S6 Grant Project - Non-lethal population monitoring of the Endangered Illinois Cave Amphipod Gammarus acherondytes
Photo
Midwest Endangered Species Home