Cottus immaculatus
Cottus immaculatus
(Knobfin Sculpin)
Fishes
Native Transplant
Collection Info
Point Map
Species Profile
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18 results for Cottus immaculatus (Knobfin Sculpin)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1428249 ARCleburneLittle Red River, near outflow of Heber Springs Trout Hatchery [Greers Ferry National Fish Hatchery]2012 11010014 Little Redunknown
1708505 CTLitchfield[No locality description provided]2021 01100005 Housatonic 
1730544 CTLitchfield[No locality description provided]2021 01100005 Housatonic 
1740501 CTLitchfield[No locality description provided]2022 01100005 Housatonic 
1740502 CTLitchfield[No locality description provided]2022 01100005 Housatonic 
1749676 CTLitchfield[No locality description provided]2022 01100005 Housatonic 
1749677 CTLitchfield[No locality description provided]2022 01100005 Housatonic 
1709090 CTLitchfield[No locality description provided]2022 01100005 Housatonic 
1749906 CTLitchfield[No locality description provided]2023 01100005 Housatonic 
1750806 CTLitchfield[No locality description provided]2023 01100005 Housatonic 
1751801 CTLitchfield[No locality description provided]2024 01100005 Housatonic 
1752268 CTLitchfield[No locality description provided]2024 01100005 Housatonic 
1876094 CTLitchfield[No locality description provided]2024 01100005 Housatonic 
1876129 CTLitchfield[No locality description provided]2024 01100005 Housatonic 
1876207 CTLitchfield[No locality description provided]2025 01100005 Housatonic 
1876339 CTLitchfield[No locality description provided]2025 01100005 Housatonic 
1892922 CTLitchfield[No locality description provided]2025 01100005 Housatonic 
1874974 CTNew Haven[No locality description provided]2022 01100005 Housatonic 

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 [12/5/2025].

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