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Wyoming Natural Diversity Database

Contact Us

Wyoming Natural Diversity Database
1000 E. University Ave.
Department 3381
Laramie, WY 82071
Phone: 307-766-3023
Fax: 307-766-3026
Email: wyndd@uwyo.edu

Fish Species of Concern

Common Name
          Scientific Name
Heritage Status USFWS ESA WY BLM WGFD USFS
Shovelnose Sturgeon
     Scaphirhynchus platorynchus
G4/S1     NSS3 (Bb), Tier 2  
Goldeye
     Hiodon alosoides
G5/S2     NSS3 (Bb), Tier 2  
Bonneville Cutthroat Trout
     Oncorhynchus clarkii utah
G4T4/S1 Not Warranted for Listing (NW) WY BLM SSL NSS3 (Bb), Tier 2 S-USFS R4
Colorado River Cutthroat Trout
     Oncorhynchus clarkii pleuriticus
G4T3/S1 Not Warranted for Listing (NW) WY BLM SSL NSS2 (Ba), Tier 1 S-USFS R2, S-USFS R4
Greenback Cutthroat Trout
     Oncorhynchus clarkii stomias
G4T2T3/SX Listed Threatened (LT)    
Yellowstone Cutthroat Trout
     Oncorhynchus clarkii bouvieri
G4T2/S2 Not Warranted for Listing (NW) WY BLM SSL NSS2 (Ba), Tier 1 S-USFS R2, S-USFS R4
Westslope Cutthroat Trout
     Oncorhynchus clarkii lewisi
G4T3/S1 Not Warranted for Listing (NW)   S-USFS R4
Snake River Fine-spotted Cutthroat Trout
     Oncorhynchus clarkii - Snake River
G4T1T2Q/S1   WY BLM SSL NSS4 (Cb), Tier 2 S-USFS R2, S-USFS R4
Mountain Whitefish
     Prosopium williamsoni
      Potential Concern
G5/S5     NSS4 (Bc), Tier 2  
Upper Missouri River Fluvial Arctic Grayling
     Thymallus arcticus - Upper Missouri River Fluvial
G5T1Q/S1 Candidate; Warranted but Precluded (C)    
Lake Chub
     Couesius plumbeus
      Potential Concern
G5/S5     S-USFS R2
Humpback Chub
     Gila cypha
G1/SX Listed Endangered (LE)    
Bonytail
     Gila elegans
G1/SX Listed Endangered (LE)    
Roundtail Chub
     Gila robusta
G3/S3   WY BLM SSL NSS1 (Aa), Tier 1 S-USFS R2
Western Silvery Minnow
     Hybognathus argyritis
G4/S2     NSS2 (Ab), Tier 2  
Plains Minnow
     Hybognathus placitus
      Potential Concern
G4/S3     NSS3 (Bb), Tier 2 S-USFS R2
Northern Leatherside Chub
     Lepidomeda copei
G1G2/S1 Not Warranted for Listing (NW) WY BLM SSL NSSU (U), Tier 1 S-USFS R4
Hornyhead Chub
     Nocomis biguttatus
G5/S1   WY BLM SSL NSS2 (Ab), Tier 2 S-USFS R2
Suckermouth Minnow
     Phenacobius mirabilis
G5/S2     NSS2 (Ab), Tier 2  
Finescale Dace
     Chrosomus neogaeus
G5/S2     NSS2 (Ab), Tier 2 S-USFS R2
Colorado Pikeminnow
     Ptychocheilus lucius
G1/SX Listed Endangered (LE)    
Kendall Warm Springs Dace
     Rhinichthys osculus thermalis
G5T1/S1 Listed Endangered (LE)   NSS1 (Aa), Tier 1  
Common Shiner
     Luxilus cornutus
      Potential Concern
G5/S3S4     NSS4 (Bc), Tier 3  
Sturgeon Chub
     Macrhybopsis gelida
G3/S1 Not Warranted for Listing (NW)   NSS1 (Aa), Tier 1 S-USFS R2
Northern Pearl Dace
     Margariscus nachtriebi
G5/S1     NSS2 (Ab), Tier 2 S-USFS R2
Flathead Chub
     Platygobio gracilis
      Potential Concern
G5/S5     NSS4 (Bc), Tier 3 S-USFS R2
Bluehead Sucker
     Catostomus discobolus
G4/S3   WY BLM SSL NSS1 (Aa), Tier 1 S-USFS R2
Flannelmouth Sucker
     Catostomus latipinnis
G3G4/S3   WY BLM SSL NSS1 (Aa), Tier 1 S-USFS R2
Mountain Sucker
     Catostomus platyrhynchus
      Potential Concern
G5/S5     S-USFS R2
Snake River Sucker
     Chasmistes muriei
GX/SX      
Razorback Sucker
     Xyrauchen texanus
G1/SX Listed Endangered (LE)    
Burbot
     Lota lota
      Potential Concern
G5/S3S4     NSS3 (Bb), Tier 2  
Plains Topminnow
     Fundulus sciadicus
      Potential Concern
G4/S3? Not Warranted for Listing (NW)   NSS3 (Bb), Tier 2 S-USFS R2
Iowa Darter
     Etheostoma exile
      Potential Concern
G5/S3S4     NSS3 (Bb), Tier 2  
Orangethroat Darter
     Etheostoma spectabile
G5/S1     NSSU (U), Tier 3  
Sauger
     Sander canadensis
      Potential Concern
G5/S3S4     NSS3 (Bb), Tier 2  

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