GLANSIS

Echinogammarus ischnus

Scud

Collection Information for Echinogammarus ischnus

Results limited to HUC #04280002.
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
253598	NY	Jefferson	Lake Ontario at Stony Island (eastern basin west of Watertown), New York	2007	04280002	Lake Ontario	collected
785806	NY	Jefferson	Fox Creek at mouth	2011	04280002	Lake Ontario	established
1598644	NY	Jefferson	[No locality description provided]	2012	04280002	Lake Ontario	established
1929906	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1929970	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1929978	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1929986	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1929994	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1930504	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1930568	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1930576	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1930584	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario
1930592	NY	Niagara	Lake Ontario, SIX MILE CREEK	2018	04280002	Lake Ontario

Citation for this information:
U.S. Geological Survey, 2026, Echinogammarus ischnus: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 6/4/2026