Myriophyllum spicatum

Eurasian watermilfoil

Collection Information for Myriophyllum spicatum

Results limited to HUC #04030102.
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
231035WIDoorClark Lake199804030102Door-Kewauneeestablished
231036WIDoorForestville Flowage199804030102Door-Kewauneeestablished
231037WIDoorKangaroo Lake [E of Egg Harbor]199804030102Door-Kewauneeestablished
231042WIDoorLake Michigan, Sawyer Harbor199804030102Door-Kewauneeestablished
231043WIDoorSturgeon Bay Ship Canal, off Lake Michigan199804030102Door-Kewauneeestablished
231038WIDoorLittle Sturgeon Bay [Green Bay, Lake Michigan, ~8 mi W of town of Sturgeon Bay]199804030102Door-Kewauneeestablished
1422449WIKewauneeAhnapee River201004030102Door-Kewauneeestablished
1422450WIKewauneeAlaska Lake, East199304030102Door-Kewauneeestablished
283805WIDoorSawyer Bay, Lake Michigan199104030102Door-Kewauneeestablished
231081WIKewauneeAlaska Lake, West199804030102Door-Kewauneeestablished
273041WIKewauneeAlaska Lake, West199304030102Door-Kewauneecollected
273040WIKewauneeAlaska Lake, East199304030102Door-Kewauneecollected
231083WIKewauneeKrohns Lake199804030102Door-Kewauneeestablished
231080WIKewauneeAlaska Lake, East199804030102Door-Kewauneeestablished
1422438WIKewauneeAlaska Lake, West199304030102Door-Kewauneeestablished
1423278WIDoorSturgeon Bay199104030102Door-Kewauneeestablished
1424270WIDoorKangaroo Lake199404030102Door-Kewauneeestablished
1425121WIDoorBradley Lake200904030102Door-Kewauneeestablished
1425846WIDoorLittle Sturgeon Bay, Lk Michigan199104030102Door-Kewauneeestablished
1426150WIDoorClark Lake198904030102Door-Kewauneeestablished
1427447WIDoorSawyer Bay, Lk Michigan199104030102Door-Kewauneeestablished
1558708WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1558711WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1422842WIDoorForestville Flowage199404030102Door-Kewauneeestablished
1422966WIDoorSturgeon Bay Ship Canal, Lake Michigan199104030102Door-Kewauneeestablished
1424425WIKewauneeKrohns Lake199304030102Door-Kewauneeestablished
1564303WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1558720WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1558698WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1558593WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1564318WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1564282WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1558756WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1558730WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1424703WIKewauneeKrohns Lake201204030102Door-Kewauneeestablished
1600930WIDoor[No locality description provided]201204030102Door-Kewauneeestablished
1600931WIDoor[No locality description provided]201204030102Door-Kewauneeestablished
1600932WIDoor[No locality description provided]201204030102Door-Kewauneeestablished
1600933WIDoor[No locality description provided]201204030102Door-Kewauneeestablished
1600935WIDoor[No locality description provided]201204030102Door-Kewauneeestablished
1600936WIDoor[No locality description provided]201204030102Door-Kewauneeestablished
1564285WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1564298WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1564299WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1564263WIDoor[No locality description provided]201404030102Door-Kewauneeestablished
1558813WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1558732WIDoor[No locality description provided]201304030102Door-Kewauneeestablished
1564250WIDoor[No locality description provided]201404030102Door-Kewauneeestablished

Citation for this information:
U.S. Geological Survey, 2025, Myriophyllum spicatum: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/15/2025