Shapefiles Used to Complete the Biological Assessment Form for the Streamlined Consultation Framework for the Big Creek Crayfish, St. Francis River Crayfish, and the Species’ Critical Habitat

Includes:

  • High Priority Crayfish Areas (HPCAs)
  • Areas presumed invaded by the Woodland Crayfish
  • Areas of presumed heavy metal surface contamination
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Facility
Elevated view of a shrub-dominated landscape with sparse trees and a canal in the foreground
The Missouri Ecological Services Field Office focuses on Endangered Species, Environmental Contaminants, Natural Resource Damage Assessment and Restoration, and Conservation Planning Assistance in the state of Missouri. Our goal is to work with people to conserve and restore endangered species,...
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Public Domain
Species
buff-colored crustacean with brown speckles on multi-colored sandy bottom of creek

The Big Creek crayfish is a small, olive-tan crayfish that is found in only one watershed in southeast Missouri, the Upper St. Francis River watershed. The species occupies both intermittent and perennial streams and is found under small rocks and in shallow burrows in gravel. Though the Big...

FWS Focus
reddish-colored crustacean on rounded rocks at bottom of stream

The St. Francis River crayfish is a rather small, dark brown crayfish that is found in only one watershed in southeast Missouri, the Upper St. Francis River watershed. The species occupies both intermittent and perennial streams and is found under small rocks and in shallow burrows in gravel....

FWS Focus
FWS and DOI Region(s)