Myriophyllum spicatum

Eurasian watermilfoil

Collection Information for Myriophyllum spicatum

Results limited to HUC #04030104.
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
1424618WIOcontoBerry Lake201004030104Ocontoestablished
1422851WIOcontoFinnegan201304030104Ocontoestablished
1424256WIOcontoKelly Lake201504030104Ocontoestablished
1426414WIMenomineeMoshawquit201204030104Ocontoestablished
1424602WIOcontoWinslow Lake201204030104Ocontoestablished
231533WIOcontoMunger Lake199804030104Ocontoestablished
231532WIOcontoJohn Lake199804030104Ocontoestablished
253405WIOcontoBerry Lake200704030104Ocontocollected
253412WIOcontoChute Pond200704030104Ocontocollected
253408WIOcontoBass Lake200204030104Ocontocollected
253409WIOcontoBear Paw Lake200704030104Ocontocollected
253410WIOcontoBerry Lake200704030104Ocontocollected
253413WIOcontoCrooked Lake200204030104Ocontocollected
253414WIOcontoFinnegan Lake200304030104Ocontocollected
231119WIOcontoMachickanee Flowage (Stiles Lake)199804030104Ocontoestablished
1422618WIOcontoAnderson Lake201504030104Ocontoestablished
1424010WIOcontoBear Paw Lake200704030104Ocontoestablished
1424026WIOcontoBass Lake (T32NR17ES22)200204030104Ocontoestablished
1425537WIOcontoChute Pond200704030104Ocontoestablished
1425967WIOcontoCrooked Lake200204030104Ocontoestablished
263220WIMenomineeMoshawquit Lake200604030104Ocontocollected
253418WIOcontoOconto Falls Pond200004030104Ocontocollected
253415WIOcontoGilkey Lake200204030104Ocontocollected
253420WIOcontoReservoir Pond200504030104Ocontocollected
1422626WIOcontoArchibald Lake200904030104Ocontoestablished
1422925WIOcontoFinnegan Lake200304030104Ocontoestablished
1423340WIOcontoGilkey Lake200204030104Ocontoestablished
1425029WIOcontoBerry Lake200704030104Ocontoestablished
1425083WIOcontoBoulder Lake (Oconto Co)201204030104Ocontoestablished
253422WIOcontoWheeler Lake199904030104Ocontocollected
283692WIOcontoMaiden Lake200804030104Ocontoestablished
273044WIOcontoArchibald Lake200904030104Ocontocollected
253416WIOcontoHorn Lake200504030104Ocontocollected
1884131WIOcontoBass Lake202404030104Ocontoestablished
1884133WIOcontoRound Lake201904030104Ocontoestablished
1422372WIOcontoHorn Lake200504030104Ocontoestablished
1424243WIOcontoKelly Lake201204030104Ocontoestablished
1425868WIOcontoMaiden Lake200804030104Ocontoestablished
1426415WIMenomineeMoshawquit Lake200604030104Ocontoestablished
1427570WIOcontoReservoir Pond200504030104Ocontoestablished
1423108WIOcontoTownsend Flowage201104030104Ocontoestablished
1423978WIOcontoWheeler Lake200604030104Ocontoestablished
1424192WIOcontoWinslow Lake201404030104Ocontoestablished
1426243WIOcontoMachickanee Flowage (Stiles)199404030104Ocontoestablished
1426524WIOcontoMunger Lake199204030104Ocontoestablished
1426683WIOcontoOconto River201204030104Ocontoestablished
1426821WIOcontoOconto Falls Pond200004030104Ocontoestablished
1426968WIOcontoPine Ridge Lake201404030104Ocontoestablished
1427334WIOcontoRound Lake201204030104Ocontoestablished
1885393WIOcontoWaubee Lake202304030104Ocontoestablished

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: 12/17/2025