Hydrocharis morsus-ranae
Hydrocharis morsus-ranae
(European frogbit)
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18 results for Hydrocharis morsus-ranae (European frogbit)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1760958 NYCayuga[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1761369 NYCayuga[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1762126 NYCayuga[No locality description provided]2002 04140101 Irondequoit-Ninemile 
866508 NYCayuga[No locality provided]2002 04140101 Irondequoit-Ninemileestablished
1763461 NYCayugaSterling Creek2002 04140101 Irondequoit-Ninemile 
1761389 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1761076 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1763036 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1762730 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1763308 NYOswego[No locality description provided]2002 04280002 Lake Ontario 
1761368 NYOswego[No locality description provided]2002 04140102 Salmon-Sandy 
1762125 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1762798 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1761803 NYOswego[No locality description provided]2002 04140101 Irondequoit-Ninemile 
1763229 NYOswego[No locality description provided]2002 04140102 Salmon-Sandy 
1763353 NYOswego[No locality description provided]2002 04140102 Salmon-Sandy 
1527342 WASnohomishMeadow Lake2002 17110011 Snohomishestablished
234335 WASnohomishMeadow Lake2002 17110011 Snohomishestablished

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 [2/21/2026].

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.