GLANSIS

Trapa natans

Water chestnut

Collection Information for Trapa natans

Results limited to HUC #04140102.
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 ID	State	County	Locality	Year	HUC Number	Drainage Name	Status
270274	NY	Oswego	Salmon River, where it enters Lake Ontario near the town of Pulaski	2009	04140102	Salmon-Sandy	established
866402	NY	Oswego	[No locality provided]	2014	04140102	Salmon-Sandy	established
888728	NY	Jefferson	Floodwood, Lake Ontario	2011	04140102	Salmon-Sandy	established
888813	NY	Jefferson	South Colwell Pond	2001	04140102	Salmon-Sandy	established
1409776	NY	Oswego	Salmon River, Port Ontario	2015	04140102	Salmon-Sandy	established
1728202	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1729410	NY	Jefferson	[No locality description provided]	2023	04140102	Salmon-Sandy
1761524	NY	Oswego	[No locality description provided]	2010	04140102	Salmon-Sandy
1808521	NY	Jefferson	[No locality description provided]	2011	04140102	Salmon-Sandy
1808526	NY	Jefferson	[No locality description provided]	2011	04140102	Salmon-Sandy
1808886	NY	Jefferson	[No locality description provided]	2011	04140102	Salmon-Sandy
1808522	NY	Jefferson	Floodwood Pond	2011	04140102	Salmon-Sandy
1808524	NY	Oswego	[No locality description provided]	2011	04140102	Salmon-Sandy
1808572	NY	Oswego	[No locality description provided]	2011	04140102	Salmon-Sandy
1808588	NY	Oswego	[No locality description provided]	2011	04140102	Salmon-Sandy
1808676	NY	Jefferson	South Colwell Pond	2011	04140102	Salmon-Sandy
1808680	NY	Jefferson	South Colwell Pond	2011	04140102	Salmon-Sandy
1808686	NY	Jefferson	[No locality description provided]	2011	04140102	Salmon-Sandy
1809060	NY	Oswego	[No locality description provided]	2012	04140102	Salmon-Sandy
1809061	NY	Jefferson	South Colwell Pond	2012	04140102	Salmon-Sandy
1809062	NY	Jefferson	Floodwood Pond	2013	04140102	Salmon-Sandy
1809063	NY	Oswego	[No locality description provided]	2013	04140102	Salmon-Sandy
1811622	NY	Oswego	[No locality description provided]	2014	04140102	Salmon-Sandy
1811675	NY	Jefferson	North Colwell Pond	2014	04140102	Salmon-Sandy
1811676	NY	Jefferson	Floodwood Pond	2014	04140102	Salmon-Sandy
1811677	NY	Jefferson	[No locality description provided]	2014	04140102	Salmon-Sandy
1811696	NY	Jefferson	Floodwood Pond	2014	04140102	Salmon-Sandy
1811697	NY	Jefferson	Floodwood Pond	2014	04140102	Salmon-Sandy
1811698	NY	Jefferson	[No locality description provided]	2014	04140102	Salmon-Sandy
1811711	NY	Jefferson	North Colwell Pond	2014	04140102	Salmon-Sandy
1811712	NY	Jefferson	North Colwell Pond	2014	04140102	Salmon-Sandy
1814246	NY	Oswego	[No locality description provided]	2014	04140102	Salmon-Sandy
1818071	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1820337	NY	Jefferson	Floodwood Pond	2015	04140102	Salmon-Sandy
1820338	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1820339	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1820340	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1820341	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1821019	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1821036	NY	Oswego	[No locality description provided]	2015	04140102	Salmon-Sandy
1822068	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822069	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822070	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822075	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1826172	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822078	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822079	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822080	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822083	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822086	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822168	NY	Oswego	[No locality description provided]	2016	04140102	Salmon-Sandy
1822359	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1825054	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1825055	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1826266	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1826267	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1826268	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1826269	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1826275	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1826310	NY	Oswego	[No locality description provided]	2017	04140102	Salmon-Sandy
1828004	NY	Oswego	[No locality description provided]	2018	04140102	Salmon-Sandy
1830719	NY	Jefferson	Sandy Creek	2019	04140102	Salmon-Sandy
1836723	NY	Jefferson	Black Pond	2020	04140102	Salmon-Sandy
1836979	NY	Oswego	[No locality description provided]	2020	04140102	Salmon-Sandy
1838136	NY	Oswego	[No locality description provided]	2020	04140102	Salmon-Sandy
1838545	NY	Oswego	[No locality description provided]	2020	04140102	Salmon-Sandy
1838855	NY	Jefferson	Sandy Creek	2020	04140102	Salmon-Sandy
1838881	NY	Jefferson	Floodwood Pond	2020	04140102	Salmon-Sandy
1838882	NY	Jefferson	Floodwood Pond	2020	04140102	Salmon-Sandy
1854251	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1854252	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1854264	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1854265	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1854267	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1854268	NY	Oswego	[No locality description provided]	2022	04140102	Salmon-Sandy
1854345	NY	Jefferson	Black Pond	2022	04140102	Salmon-Sandy
1854359	NY	Jefferson	Black Pond	2022	04140102	Salmon-Sandy
1854360	NY	Jefferson	[No locality description provided]	2022	04140102	Salmon-Sandy
1856726	NY	Oswego	[No locality description provided]	2023	04140102	Salmon-Sandy
1858677	NY	Jefferson	[No locality description provided]	2024	04140102	Salmon-Sandy
1861648	NY	Jefferson	Lakeview Pond	2024	04140102	Salmon-Sandy

Citation for this information:
U.S. Geological Survey, 2025, Trapa natans: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/17/2025