Hydrocharis morsus-ranae

European frogbit

Collection Information for Hydrocharis morsus-ranae

Results limited to HUC #04290003.
To see the collection list for the entire Great Lakes region, click here.
 To see the collection list for the entire United States, click here.
 Results also available in (click to export table to spreadsheet)

(click table headers to sort)
Specimen IDStateCountyLocalityYearHUC NumberDrainage NameStatus
233950NYSt. Lawrence1.2 miles north of highway 11 on the road to Rensselaer Falls197704290003Oswegatchieestablished
233951NYSt. LawrenceCanton; 5.8 km N, W side hwy 68; open marsh of Wildlife Management Area [Upper and Lower Lakes State Wildlife Area]198104290003Oswegatchieestablished
233949NYSt. LawrenceOswegatchie River, just south of Ogdensburg197404290003Oswegatchieestablished
871592NYSt. Lawrence[No locality provided]198204290003Oswegatchieestablished
888162NYSt. LawrenceOswegatchie River198204290003Oswegatchieestablished
888147NYSt. LawrenceCanton Wildlife Management Area200104290003Oswegatchieestablished
1656992NYSt. LawrenceWildlife management area on the west side of highway 68, 5.8 km. north of Canton.198104290003Oswegatchieunknown
1676531NYSt. Lawrence[No locality description provided]202004290003Oswegatchie 
1676532NYSt. Lawrence[No locality description provided]202004290003Oswegatchie 
1687342NYSt. LawrenceE side of Beaver Ck. within 0.1 mi. upstream from DeKalb-Depeyster hwy crossing (bridge)199604290003Oswegatchieunknown
1709214NYSt. Lawrence[No locality description provided]202204290003Oswegatchie 
1728071NYSt. Lawrence[No locality description provided]201904290003Oswegatchie 
1759405NYSt. Lawrence[No locality description provided]200104290003Oswegatchie 
1760444NYSt. Lawrence[No locality description provided]198204290003Oswegatchie 
1760727NYSt. Lawrence[No locality description provided]200404290003Oswegatchie 
1761453NYSt. Lawrence[No locality description provided]200704290003Oswegatchie 
1761490NYSt. Lawrence[No locality description provided]200404290003Oswegatchie 
1761748NYSt. Lawrence[No locality description provided]200704290003Oswegatchie 
1763159NYSt. Lawrence[No locality description provided]200504290003Oswegatchie 
1818061NYSt. Lawrence[No locality description provided]201504290003Oswegatchie 
1818064NYSt. Lawrence[No locality description provided]201504290003Oswegatchie 
1823355NYJefferson[No locality description provided]201604290003Oswegatchie 
1832017NYSt. Lawrence[No locality description provided]201804290003Oswegatchie 
1832018NYSt. Lawrence[No locality description provided]201804290003Oswegatchie 
1844456NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844457NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844467NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844468NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844473NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844485NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844458NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844460NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844463NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844464NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844466NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844469NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1844471NYSt. Lawrence[No locality description provided]202104290003Oswegatchie 
1848487NYSt. Lawrence[No locality description provided]202204290003Oswegatchie 
1861771NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861780NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861781NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861804NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861805NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861806NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861807NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1861808NYSt. Lawrence[No locality description provided]202304290003Oswegatchie 
1890179NYSt. Lawrence[No locality description provided]202504290003Oswegatchie 

Citation for this information:
U.S. Geological Survey, 2025, Hydrocharis morsus-ranae: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/20/2025