Agrostis gigantea

Redtop

Collection Information for Agrostis gigantea

Results limited to All Great Lakes Drainages.
Results also available in (click to export table to spreadsheet)

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Specimen IDStateCountyLocalityYearHUC NumberDrainage NameStatus
246951WIAshlandAshland County200804010302Bad-Montrealcollected
247012WIManitowocManitowoc County200804030101Manitowoc-Sheboygancollected
247003WIGreen LakeGreen Lake County200804030201Upper Foxcollected
247013WISheboyganSheboygan County200804030101Manitowoc-Sheboygancollected
247001WIWausharaWaushara County200804030201Upper Foxcollected
246998WIWaupacaWaupaca County200804030202Wolfcollected
246974WIOcontoOconto County200804030104Ocontocollected
246963WIForestForest County200804030202Wolfcollected
247002WIMarquetteMarquette County200804030201Upper Foxcollected
255204WIBayfieldBayfield County196504010302Bad-Montrealcollected
261737WIAshlandOak Island, Apostle Islands National Lakeshore191704010301Beartrap-Nemadjiestablished
261739WIBayfieldChequamegon National Forest, north side of FR 245200104010301Beartrap-Nemadjiestablished
247009WIKenoshaKenosha County200804040002Pike-Rootcollected
246949WIDouglasDouglas County200804180000Lake Superiorcollected
246952WIIronIron County200804180000Lake Superiorcollected
246975WIDoorDoor County200804190000Lake Michigancollected
247006WIFond du LacFond du Lac County200804040003Milwaukeecollected
261743WIBrownUniversity of Wisconsin-Green Bay198804030204Lower Foxestablished
261745WICalumetHigh Cliff191604030203Lake Winnebagoestablished

Citation for this information:
U.S. Geological Survey, 2026, Agrostis gigantea: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 1/17/2026