Potamogeton crispus
Potamogeton crispus
(curly-leaf pondweed)
Plants
Exotic
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4 results for Potamogeton crispus (curly-leaf pondweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1761510 PAElk[No locality description provided]2003 05010005 Clarion 
1333380 PAElkRidgway Township, 3.7 km NNE of Ridgway in Clarion River2003 05010005 Clarionestablished
1891064 PAJefferson[No locality description provided]2025 05010005 Clarion 
1654215 PAJeffersonClear Creek State Park, Barnett, PA, US2016 05010005 Clarionestablished

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/22/2026].

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