Hydrocharis morsus-ranae
Hydrocharis morsus-ranae
(European frogbit)
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9 results for Hydrocharis morsus-ranae (European frogbit)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1656982 NYWayneBroadway Road Marsh, abutting Lake Ontario.1997 04280002 Lake Ontarioestablished
265895 ON Moira Lake, near Madoc, and Nearest Landmark: Crystal Beach Trailer Park1997 04270106 Moira River-Frontal Lake Ontarioestablished
265897 ON Moira River, confluence with Skootamatta River, 1 KM N from sighting1997 04270106 Moira River-Frontal Lake Ontariocollected
265900 ON Rawdon Creek near Stirling1997 04270205 Trent Rivercollected
265901 ON Rawdon Creek, near Stirling, 1 km SW. Nearest Intersection: At Hwy 35 and Bridge1997 04270205 Trent Rivercollected
265904 ON Skootamatta River, Hastings Co., Near Sulphide1997 04270106 Moira River-Frontal Lake Ontariocollected
265908 ON Trent River, Hastings Co., near Glen Ross1997 04270205 Trent Rivercollected
1528547 WASnohomishMeadow Lake1997 17110011 Snohomishestablished
242557 WASnohomishMeadow Lake1997 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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/14/2025].

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