Thymallus arcticus
Thymallus arcticus
(Arctic Grayling)
Fishes
Native Transplant
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15 results for Thymallus arcticus (Arctic Grayling)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
47014 WY area between the North Platte and the Laramie River just north of the Colorado border1980 10180002 Upper North Plattestocked
47048 WY Big Horn mountain range1994 10090101 Upper Tongueestablished
47049 WY Medicine Bow River1994 10180004 Medicine Bowestablished
47013 WY near Bighorn National Forest1980 10080010 Big Horn Lakecollected
47176 WY Powder-Tongue drainage1994 10090205 Crazy Womanestablished
47047 WY Wind River1994 10080001 Upper Windestablished
47236 WY state non-specific1937  failed
47110 WY state non-specific1994  collected
47173 WYFremontFrye Lake2001 10080003 Popo Agiecollected
47169 WYJohnsonWillow Lake in the Big Horn Mountains1970 10090206 Clearestablished
47172 WYParkBeartooth Lake2001 10070006 Clarks Fork Yellowstonecollected
47171 WYSheridanBabione Creek2001 10090101 Upper Tonguecollected
47170 WYSubletteMeadow Lake near Pinedale1970 14040102 New Forkestablished
47011 WYSweetwaterBig Sandy Reservoir1980 14040104 Big Sandycollected
47010 WYTetonJackson Lake1980 17040101 Snake Headwaterscollected

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/31/2025].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.