GLANSIS

Myriophyllum spicatum

Eurasian watermilfoil

Collection Information for Myriophyllum spicatum

Results limited to HUC #04240002.
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)

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Specimen ID	State	County	Locality	Year	HUC Number	Drainage Name	Status
229312	MI	Huron	Saginaw Bay, west coast of Huron county	1982	04240002	Lake Huron	established
1555371	MI	Mackinac	[No locality description provided]	2010	04240002	Lake Huron	established
1557254	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1557261	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1557263	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1557264	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1557270	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557271	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557276	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557329	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557332	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557333	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557337	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557338	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557339	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557341	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557342	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557343	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557345	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557347	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557348	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557350	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1557351	MI	Huron	[No locality description provided]	2013	04240002	Lake Huron	established
1600473	MI	Arenac	[No locality description provided]	2012	04240002	Lake Huron	established
1559947	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1559950	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1559993	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1559994	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1559996	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1559998	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560003	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560004	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560005	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560008	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560029	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560034	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560035	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1560037	MI	Chippewa	[No locality description provided]	2013	04240002	Lake Huron	established
1601613	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601616	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560046	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1595420	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1601617	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595421	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1560048	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1595422	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1601618	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560049	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601619	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560050	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601620	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595423	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1560053	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601624	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560054	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1595424	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1560056	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1595425	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1601627	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560064	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1595426	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1601640	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601650	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595435	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1601653	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560072	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601655	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1560073	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601656	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595437	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1560074	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601659	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595438	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1560076	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1601660	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595439	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1680161	MI	Bay	Saginaw River (60 sites)	2018	04240002	Lake Huron	established
1709282	MI	Chippewa	[No locality description provided]	2022	04240002	Lake Huron
1598625	MI	Tuscola	[No locality description provided]	2012	04240002	Lake Huron	established
1598626	MI	Tuscola	[No locality description provided]	2012	04240002	Lake Huron	established
1598629	MI	Tuscola	[No locality description provided]	2012	04240002	Lake Huron	established
1601621	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601623	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601601	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601602	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601603	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601604	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601661	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1595433	MI	Mackinac	[No locality description provided]	2011	04240002	Lake Huron	established
1596320	MI	Bay	[No locality description provided]	2011	04240002	Lake Huron	established
1600425	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600427	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600428	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1564944	MI	Chippewa	[No locality description provided]	2014	04240002	Lake Huron	established
1564945	MI	Chippewa	[No locality description provided]	2014	04240002	Lake Huron	established
1564946	MI	Chippewa	[No locality description provided]	2014	04240002	Lake Huron	established
1563284	MI	Bay	[No locality description provided]	2014	04240002	Lake Huron	established
1598745	MI	Alpena	[No locality description provided]	2012	04240002	Lake Huron	established
1598645	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1598646	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1598647	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1598659	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1598660	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1597404	MI	Alpena	[No locality description provided]	2011	04240002	Lake Huron	established
1596298	MI	Huron	[No locality description provided]	2011	04240002	Lake Huron	established
1596299	MI	Huron	[No locality description provided]	2011	04240002	Lake Huron	established
1596301	MI	Huron	[No locality description provided]	2011	04240002	Lake Huron	established
1596304	MI	Huron	[No locality description provided]	2011	04240002	Lake Huron	established
1596307	MI	Huron	[No locality description provided]	2011	04240002	Lake Huron	established
1601632	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601635	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601636	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601651	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601652	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601662	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601663	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601675	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601676	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1601677	MI	Mackinac	[No locality description provided]	2012	04240002	Lake Huron	established
1600471	MI	Arenac	[No locality description provided]	2012	04240002	Lake Huron	established
1600472	MI	Arenac	[No locality description provided]	2012	04240002	Lake Huron	established
1600121	MI	Tuscola	[No locality description provided]	2012	04240002	Lake Huron	established
1600122	MI	Tuscola	[No locality description provided]	2012	04240002	Lake Huron	established
1600126	MI	Tuscola	[No locality description provided]	2012	04240002	Lake Huron	established
1600405	MI	Huron	[No locality description provided]	2012	04240002	Lake Huron	established
1600406	MI	Huron	[No locality description provided]	2012	04240002	Lake Huron	established
1600416	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600417	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600419	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600420	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600422	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1596317	MI	Bay	[No locality description provided]	2011	04240002	Lake Huron	established
1596318	MI	Bay	[No locality description provided]	2011	04240002	Lake Huron	established
1600423	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1600424	MI	Bay	[No locality description provided]	2012	04240002	Lake Huron	established
1560077	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1560082	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1560084	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1560088	MI	Mackinac	[No locality description provided]	2013	04240002	Lake Huron	established
1557303	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1557309	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1557316	MI	Bay	[No locality description provided]	2013	04240002	Lake Huron	established
1891802	MI	Mackinac	[No locality description provided]	2025	04240002	Lake Huron
1891804	MI	Mackinac	[No locality description provided]	2025	04240002	Lake Huron

Citation for this information:
U.S. Geological Survey, 2026, Myriophyllum spicatum: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 2/21/2026