Threatened or Endangered Species in Colorado

Animals--17 species

T -- Bear, grizzly (Ursus arctos)

E -- Butterfly, Uncompahgre fritillary (Boloria acrocnema)

E -- Chub, bonytail (Gila elegans)

E -- Chub, humpback (Gila cypha)

E -- Crane, whooping (Grus americana)

T -- Eagle, bald (Haliaeetus leucocephalus)

E -- Ferret, black-footed (Mustela nigripes)

E -- Flycatcher, Southwestern willow (Empidonax traillii extimus)

T -- Mouse, Preble's meadow jumping (Zapus hudsonius preblei) Threatened. Effective June 12, 1998

T -- Owl, Mexican spotted (Strix occidentalis lucida)

T -- Plover, piping (Charadrius melodus)

T -- Skipper, Pawnee montane (Hesperia leonardus (=pawnee) montana)

E -- Squawfish, Colorado (Ptychocheilus lucius) "Heeding requests from American Indian tribes, an international panel of biologists has officially changed the name of the Colorado squawfish to the Colorado pikeminnow." Denver Post, March 28, 1999. Consult the American Fisheries Society for additional information.

E -- Sucker, razorback (Xyrauchen texanus)

E -- Tern, least (Sterna antillarum)

T -- Trout, greenback cutthroat (Oncorhynchus (=Salmo) clarki stomias)

E -- Wolf, gray (Canis lupus)

Plants--12 species

E -- Mancos milk-vetch (Astragalus humillimus)

E -- Osterhout milk-vetch (Astragalus osterhoutii)

E -- Clay-loving wild-buckwheat (Eriogonum pelinophilum)

T -- Penland alpine fen mustard (Eutrema penlandii)

T -- Dudley Bluffs bladderpod (Lesquerella congesta)

E -- Knowlton cactus (Pediocactus knowltonii)

E -- Penland beardtongue (Penstemon penlandii)

E -- North Park phacelia (Phacelia formosula)

T -- Dudley Bluffs twinpod (Physaria obcordata)

T -- Uinta Basin hookless cactus (Sclerocactus glaucus)

T -- Mesa Verde cactus (Sclerocactus mesae-verdae)

T -- Ute ladies'-tresses (Spiranthes diluvialis)

Notes: T = threatened or E = endangered Includes hypertext links to additional information when available.

Source: Region 6 Listed Species By State U.S. Fish and Wildlife Service.

For additional information, see the Colorado Natural Diversity Information Source. The site includes a variety of full text publications on plants, animals, water quality, population growth, and land use. The interactive mapping application "displays state-of-the-art information on wildlife, plants, and natural communities in Colorado." Users can map vegetation patterns, create maps of suitable habitat by species, land use, and more.

Many approved recovery plans are available online from the Fish and Wildlife Service.

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Date last modified: 23 June 2000. Send comments to Government Publications