Oncorhynchus mykiss
Oncorhynchus mykiss
(Rainbow Trout)
Native Transplant

171 results for Oncorhynchus mykiss (Rainbow Trout)
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Specimen IDCommon NameStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
30399 Rainbow TroutCO Arkansas drainage1993 11020002 Upper Arkansasestablished
30067 Rainbow TroutCO Arkansas River1998 11020005 Upper Arkansas-Lake Meredithestablished
30050 Rainbow TroutCO Arkansas River1998 11020005 Upper Arkansas-Lake Meredithestablished
267494 Rainbow TroutCO Arkansas River2000 11020005 Upper Arkansas-Lake Meredithestablished
30696 Rainbow TroutCO Big Thompson drainage1997 10190006 Big Thompsonestablished
30695 Rainbow TroutCO Cache La Poudre drainage1997 10190007 Cache La Poudreestablished
164856 Rainbow TroutCO Colorado drainage1880 14010001 Colorado Headwatersestablished
30400 Rainbow TroutCO Colorado drainage1993 14010001 Colorado Headwatersestablished
267547 Rainbow TroutCO Colorado River2000 14010001 Colorado Headwatersestablished
30127 Rainbow TroutCO North Platte River1998 10180001 North Platte Headwatersestablished
30398 Rainbow TroutCO Platte drainage1993 10190000 South Platteestablished
30109 Rainbow TroutCO Republican River1998 10250003 South Fork Republicanestablished
30402 Rainbow TroutCO Rio Grande drainage1993 13010001 Rio Grande Headwatersestablished
30259 Rainbow TroutCO San Luis Valley (Rio Grande headwaters drainage)1986 13010003 San Luisestablished
30723 Rainbow TroutCO South Platte (HUC6) non-specific1978 10190000 South Platteestablished
30115 Rainbow TroutCO South Platte River1998 10190003 Middle South Platte-Cherry Creekestablished
30697 Rainbow TroutCO St. Vrain drainage1997 10190005 St. Vrainestablished
30698 Rainbow TroutCO upper South Platte drainage1997 10190002 Upper South Platteestablished
30218 Kamloops troutCO Granby Reservoir and other mountain reservoirs1951 14020005 Lower Gunnisonstocked
267594 Rainbow TroutCO Gunnison River [drainage]2000 14020000 Gunnisonestablished
30722 Rainbow TroutCO North Platte (HUC6) non-specific1978 10180000 North Platteestablished
30401 Rainbow TroutCO Republican (HUC6) non-specific1993 10250000 Republicanestablished
29955 Rainbow TroutCO state non-specific1882  established
29969 Rainbow TroutCO state non-specific1971  established
30215 coastal rainbow troutCO state non-specific1950  stocked

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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/20/2024].

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