Salmo trutta
Salmo trutta
(Brown Trout)
Fishes
Exotic
Collection Info
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Species Profile
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40 results for Salmo trutta (Brown Trout)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
33614 IL Kishwaukee River tributaries1935 07090006 Kishwaukeeestablished
33617 IL Lake Michigan, shoreline1979 04190000 Lake Michiganestablished
33726 IL northern Illinois1991 07120007 Lower Foxestablished
33615 IL Pecatonica River tributaries (IL/WI border)1935 07090003 Pecatonicaestablished
33727 IL Lake Michigan1991 04190000 Lake Michiganestablished
33569 IL state non-specific1980  established
536485 ILCarrollLong Term Resource Monitoring Project site Y5.RS1995 07060005 Apple-Plumestablished
1677103 ILCook[No locality description provided]2021 07120003 Chicago 
1693166 ILCook1.6 mi NE Chicago Loop, Outer Harbor along S side outer breakwater, shore arm extension1997 04190000 Lake Michiganunknown
1693438 ILCook2 mi E Chicago Loop, Chicago Inner Harbor2000 04190000 Lake Michiganunknown
1693021 ILCookChicago Loop1991 07120003 Chicagounknown
1693307 ILCookChicago, Chicago Harbor1999 04190000 Lake Michiganunknown
1693508 ILCookChicago, Monroe Harbor2001 04190000 Lake Michiganunknown
1900400 ILCookLake Michigan, at Calumet, IL/IN2015 04040001 Little Calumet-Galien 
1901234 ILCookLake Michigan, at Chicago, IL2015 04190000 Lake Michigan 
1902344 ILCookLake Michigan, at Chicago, IL2016 04190000 Lake Michigan 
1899097 ILCookLake Michigan, at Chicago, IL2016 04190000 Lake Michigan 
1899112 ILCookLake Michigan, at Chicago, IL2016 04190000 Lake Michigan 
1902522 ILCookLake Michigan, at Chicago, IL2017 04190000 Lake Michigan 
1902471 ILCookLake Michigan, at Chicago, IL2017 04190000 Lake Michigan 
1901183 ILCookLake Michigan, at Chicago, IL2018 04190000 Lake Michigan 
1901191 ILCookLake Michigan, at Chicago, IL2018 04040002 Pike-Root 
1900780 ILCookLake Michigan, at Chicago, IL2018 04190000 Lake Michigan 
1902447 ILCookLake Michigan, at Chicago, IL2018 04190000 Lake Michigan 
1900881 ILCookLake Michigan, at Chicago, IL2018 04190000 Lake Michigan 
Page:12

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.

Disclaimer:

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/10/2026].

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