Hydrocharis morsus-ranae
Hydrocharis morsus-ranae
(European frogbit)
Plants
Exotic
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Impacts

105 results for Hydrocharis morsus-ranae (European frogbit)
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Page:12345
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1809732 NYJefferson[No locality description provided]2011 04290001 Headwaters St. Lawrence River 
1759949 NYJefferson[No locality description provided]2013 04290001 Headwaters St. Lawrence River 
1813416 NYJefferson[No locality description provided]2014 04290001 Headwaters St. Lawrence River 
1813419 NYJefferson[No locality description provided]2014 04290001 Headwaters St. Lawrence River 
1813422 NYJefferson[No locality description provided]2014 04290001 Headwaters St. Lawrence River 
1813423 NYJefferson[No locality description provided]2014 04290001 Headwaters St. Lawrence River 
1818065 NYJefferson[No locality description provided]2015 04290001 Headwaters St. Lawrence River 
1818067 NYJefferson[No locality description provided]2015 04290001 Headwaters St. Lawrence River 
1818068 NYJefferson[No locality description provided]2015 04290001 Headwaters St. Lawrence River 
1826049 NYJefferson[No locality description provided]2016 04290001 Headwaters St. Lawrence River 
1826051 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1826053 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1826064 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1826066 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1740468 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1826068 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1826045 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1826048 NYJefferson[No locality description provided]2017 04290001 Headwaters St. Lawrence River 
1833949 NYJefferson[No locality description provided]2018 04290001 Headwaters St. Lawrence River 
1834140 NYJefferson[No locality description provided]2019 04290001 Headwaters St. Lawrence River 
1836973 NYJefferson[No locality description provided]2020 04290001 Headwaters St. Lawrence River 
1838333 NYJefferson[No locality description provided]2020 04290001 Headwaters St. Lawrence River 
1838437 NYJefferson[No locality description provided]2020 04290001 Headwaters St. Lawrence River 
1675388 NYJefferson[No locality description provided]2020 04290001 Headwaters St. Lawrence River 
1680000 NYJefferson[No locality description provided]2021 04290001 Headwaters St. Lawrence River 
Page:12345

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 [1/22/2026].

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