GLANSIS

Salix fragilis

Crack willow

Collection Information for Salix fragilis

Results limited to HUC #04020101.
To see the collection list for the entire Great Lakes region, 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
1549723	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549724	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549731	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549775	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549782	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549788	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549807	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549813	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549822	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549853	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1549857	WI	Vilas	[No locality description provided]	2005	04020101	Black-Presque Isle	established
1555524	WI	Vilas	[No locality description provided]	2010	04020101	Black-Presque Isle	established
1555525	WI	Vilas	[No locality description provided]	2010	04020101	Black-Presque Isle	established
1555526	WI	Vilas	[No locality description provided]	2010	04020101	Black-Presque Isle	established
1555530	WI	Vilas	[No locality description provided]	2010	04020101	Black-Presque Isle	established
1555532	WI	Vilas	[No locality description provided]	2010	04020101	Black-Presque Isle	established
1555553	WI	Vilas	[No locality description provided]	2010	04020101	Black-Presque Isle	established

Citation for this information:
U.S. Geological Survey, 2026, Salix fragilis: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 2/25/2026