Prosopium williamsoni
Prosopium williamsoni
(Mountain Whitefish)
Native Transplant

5 results for Prosopium williamsoni (Mountain Whitefish)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
30365 CO Cache La Poudre drainage1955 10190007 Cache La Poudreestablished
30354 CO Cache La Poudre drainage1993 10190007 Cache La Poudreestablished
1428199 COLarimerCache la Poudre River1969 10190007 Cache La Poudreunknown
267858 COLarimerCache la Poudre River2000 10190007 Cache La Poudreestablished
282662 COLarimerUpper Cache La Poudre River [near Laporte].1969 10190007 Cache La Poudreestablished

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.


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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/27/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.