GLANSIS

Cercopagis pengoi

Fishhook waterflea

Collection Information for Cercopagis pengoi

Results limited to All Great Lakes Drainages.
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 ID	State	County	Locality	Year	HUC Number	Drainage Name	Status
1702904	NY	Monroe	Lake Ontario	1998	04280002	Lake Ontario
1702905	IL	Lake	Southwest Lake Michigan	1999	04190000	Lake Michigan
1702906	MI	Allegan	East side of Lake Michigan	2000	04190000	Lake Michigan
1702673	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1998	04280002	Lake Ontario
1702734	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1998	04280002	Lake Ontario
1702735	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1998	04280002	Lake Ontario
1702736	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1998	04280002	Lake Ontario
1702737	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1998	04280002	Lake Ontario
1702739	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702738	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702740	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702741	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702742	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702743	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702744	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702745	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702746	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702747	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702748	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702749	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702750	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
1702751	NY	Monroe	Lake Ontario due North of Hamilton Beach State Park	1999	04280002	Lake Ontario
255309	NY	Wayne	Lake Ontario, EPA Station ON60	2002	04280002	Lake Ontario	established
255311	ON		Lake Ontario, EPA Station ON63	2002	04280002	Lake Ontario	established
250801	ON		Lake Erie, EPA Station ER15M	2001	04260000	Lake Erie	established
250802	ON		Lake Erie, EPA Station ER30	2002	04260000	Lake Erie	established
250804	OH	Lake	Lake Erie, EPA Station ER32	2002	04260000	Lake Erie	established
250805	OH	Lucas	Lake Erie, USEPA Great Lakes National Program Office (GLNPO) monitoring station ER60	2002	04260000	Lake Erie	established
266539	IL	Lake	Lake Michigan, Waukegan Harbour	1999	04190000	Lake Michigan	established
266545	ON		Lake Ontario	1999	04280002	Lake Ontario	established
266541	ON		Lake Onario, Peterborough Co., Marysburgh Twp.	1998	04280002	Lake Ontario	established
266535	NY	Ontario	Canandaigua Lake	1999	04140201	Seneca	collected
253209	WI	Door	Lake Michigan, off Sturgeon Bay, EPA Station MI40	2002	04190000	Lake Michigan	established
157185	NY	Seneca	Lake Ontario	2000	04140201	Seneca	established
250806	ON		Lake Erie, EPA Station ER61	2002	04260000	Lake Erie	established
250809	ON		Lake Erie, EPA Station ER91M	2002	04260000	Lake Erie	established
250768	NY	Chautauqua	Lake Erie, EPA Station ER09	2002	04260000	Lake Erie	established
250803	ON		Lake Erie, EPA Station ER31	2002	04260000	Lake Erie	established
250777	ON		Lake Erie, EPA Station ER10	2001	04260000	Lake Erie	established
251150	MI	Alger	Lake Superior, EPA Station SU08M	2003	04180000	Lake Superior	collected
251076	NY	Monroe	Lake Ontario, EPA Station ON55M	1998	04280002	Lake Ontario	established
251123	ON		Lake Ontario, EPA Station ON63	1998	04280002	Lake Ontario	established
251064	ON		Lake Ontario, EPA Station ON25	1999	04280002	Lake Ontario	established
251065	ON		Lake Ontario, EPA Station ON33M	1999	04280002	Lake Ontario	established
251068	ON		Lake Ontario, EPA Station ON49	1998	04280002	Lake Ontario	established
253200	ON		Lake Erie, EPA Station ER15M	2004	04260000	Lake Erie	established
253202	ON		Lake Erie, EPA Station ER15M	2002	04260000	Lake Erie	established
253203	PA	Erie	Lake Erie, EPA Station ER63	2002	04260000	Lake Erie	established
250973	WI	Door	Lake Michigan, Middle of lake E of Sister Bay, EPA Station MI47	2001	04190000	Lake Michigan	established
250937	MI	Presque Isle	Lake Huron, EPA Station HU54M [off Rogers City]	2002	04240002	Lake Huron	established
250939	WI	Manitowoc	Lake Michigan, EPA Station MI32	2002	04190000	Lake Michigan	established
250940	MI	Mason	Lake Michigan, EPA Station MI34	2001	04190000	Lake Michigan	established
251001	ON		Lake Ontario, EPA Station ON12	1999	04280002	Lake Ontario	established
255074	NY	Wayne	Lake Ontario, EPA Station ON60	1999	04280002	Lake Ontario	established
255075	ON		Lake Ontario, EPA Station ON63	1999	04280002	Lake Ontario	established
253204	OH	Lake	Lake Erie, EPA Station ER78M	2004	04260000	Lake Erie	established
253207	MI	Mason	Lake Michigan, EPA Station MI34	2001	04190000	Lake Michigan	established
255264	OH	Lake	Lake Erie, EPA Station ER78M	2005	04260000	Lake Erie	established
157189	MI	Wayne	Lake Erie, at inflow of the Detroit River	2001	04090004	Detroit	established
4988	IL	Lake	Lake Michigan at Waukegon Harbor	1999	04190000	Lake Michigan	established
5000	NY	Onondaga	Otisco Lake about 15 miles SW of Syracuse, NY	1999	04140201	Seneca	established
5001	NY	Cayuga	Owasco Lake (near Auburn)	1999	04140201	Seneca	established
4997	ON		Lake Ontario off of Presquille Provincial Park	1998	04280002	Lake Ontario	established
156010	PA	Erie	Lake Erie approximately 9 miles NE of Beach #11, Presque Isle	2002	04260000	Lake Erie	established
255265	MI	Oceana	Lake Michigan, off Little Point Sable, EPA Station MI27M	2004	04190000	Lake Michigan	established
255272	ON		Lake Ontario, EPA Station ON12	2002	04280002	Lake Ontario	established
255273	ON		Lake Ontario, EPA Station ON25	2002	04280002	Lake Ontario	established
250807	PA	Erie	Lake Erie, EPA Station ER63	2002	04260000	Lake Erie	established
4920	ON		Lake Ontario approximately 2 km north to Bluffers Park in Scarborough, Ont.	1998	04280002	Lake Ontario	established
4998	ON		Lake Ontario, Wellington - west side of Prince Edward County	1998	04280002	Lake Ontario	established
266536	NY	Cayuga	Cross Lake (Cross Lake is part of the Erie Canal)	1999	04140201	Seneca	collected
266538	MI	Grand Traverse	Lake Michigan near Grand Traverse Bay	1999	04190000	Lake Michigan	established
266544	ON		Lake Ontario, Northumberland Co.,	1999	04280002	Lake Ontario	established
255071	NY	Monroe	Lake Ontario, EPA Station ON55M	1999	04280002	Lake Ontario	established
255068	ON		Lake Ontario, EPA Station ON41	2001	04280002	Lake Ontario	established
4999	ON		Lake Ontario, 30 km West to Port Milford, between False Duck Island, Yorkshire and Main Duck Island	1998	04280002	Lake Ontario	established
5002	NY	Seneca	Cayuga Lake	1999	04140201	Seneca	established
5003	NY	Steuben	Keuka Lake	1999	04140201	Seneca	established
253205	MI	Oceana	Lake Michigan, off Little Point Sable, EPA Station MI27M	2001	04190000	Lake Michigan	established
157190	MI	Grand Traverse	Lake Michigan, Grand Traverse Bay	1999	04190000	Lake Michigan	established
1424589	WI	Ozaukee	Lake Michigan	2000	04190000	Lake Michigan	established
4975	MI	Leelanau	Lake Michigan in Suttons Bay (Grand Traverse Bay)	1999	04190000	Lake Michigan	established
251067	ON		Lake Ontario, EPA Station ON41	1999	04280002	Lake Ontario	established
251105	NY	Wayne	Lake Ontario, EPA Station ON60	1998	04280002	Lake Ontario	established
266542	ON		Lake Ontario, Lennox and Addington County, near Kingston, Between False duck, Yorkshire & Main Duck Islands	1999	04280002	Lake Ontario	collected
266543	ON		Lake Ontario, Durham Regional Municipality, near Port Whitby	1999	04270104	Humber River-Frontal Lake Ontario	established
266547	NY	Yates	Seneca Lake	1999	04140201	Seneca	established
266548	NY	Seneca	Cayuga Lake	1999	04140201	Seneca	established
255069	ON		Lake Ontario, EPA Station ON49	1999	04280002	Lake Ontario	established
157229	OH	Lake	Lake Erie at Fairport Harbor, OH	2002	04260000	Lake Erie	established
157344	ON		Between Oakville and Grimsby, Ontario in western Lake Ontario	1999	04280002	Lake Ontario	established
254999	ON		Lake Ontario, EPA Station ON33M	2001	04280002	Lake Ontario	established
250936	ON		Lake Huron, EPA Station HU12	2002	04240002	Lake Huron	established
250938	MI	Oceana	Lake Michigan, off Little Point Sable, EPA Station MI27M	2001	04190000	Lake Michigan	established
250941	WI	Door	Lake Michigan, off Sturgeon Bay, EPA Station MI40	2001	04190000	Lake Michigan	established
250942	MI	Benzie	Lake Michigan, EPA Station MI41M	2004	04190000	Lake Michigan	established
253201	ON		Lake Erie, EPA Station ER10	2002	04260000	Lake Erie	established
4996	ON	Niagara	Lake Ontario off the St. Catharines shore	1998	04280002	Lake Ontario	established
157345	IL		Lake Michigan, north of Chicago	1999	04190000	Lake Michigan	established
158906	MI	Muskegon	Muskegon Lake, western basin	2001	04060102	Muskegon	established
4971	NY	Cayuga	Cross Lake near Big Island [just W of Jacks Reef, NY]	1999	04140201	Seneca	established
157187	NY	Cayuga	Cayuga Lake	1999	04140201	Seneca	established
163731	OH		Lake Erie, western basin [NE of Toledo]	2001	04260000	Lake Erie	established
4919	ON		Lake Ontario approximately 5 km north to Port Hope Harbour in Port Hope.	1998	04280002	Lake Ontario	established
4974	ON		Lake Ontario in Hamilton Harbour	1999	04270103	Sixteen Mile Creek-Frontal Lake Ontario	established
4967	NY	Ontario	Canandaigua Lake	1999	04140201	Seneca	established
4968	NY	Schuyler	Seneca Lake [Finger Lakes, NY] (south end)	1999	04140201	Seneca	established
255342	NY	Monroe	Lake Ontario, EPA Station ON55M	2006	04280002	Lake Ontario	established
255339	NY	Monroe	Lake Ontario, EPA Station ON55M	2003	04280002	Lake Ontario	established
255340	NY	Monroe	Lake Ontario, EPA Station ON55M	2004	04280002	Lake Ontario	established
250808	OH	Lake	Lake Erie, EPA Station ER78M	2002	04260000	Lake Erie	established
250810	ON		Lake Erie, EPA Station ER92	2002	04260000	Lake Erie	established
255275	ON		Lake Ontario, EPA Station ON41	2002	04280002	Lake Ontario	established
255341	NY	Monroe	Lake Ontario, EPA Station ON55M	2005	04280002	Lake Ontario	established
266540	ON		Lake Ontario, Northumberland Co., near Gosport.	1998	04280002	Lake Ontario	collected
266546	NY	Onondaga	Otisco Lake, near Finger Lakes	1999	04140201	Seneca	collected
266537	ON		Lake Erie, Essex Co., Ontario near Amherstburg and inflow of the Detroit River	2001	04090004	Detroit	established
266550	NY	Cayuga	Owasco Lake	1999	04140201	Seneca	established
255278	NY	Wayne	Lake Ontario, EPA Station ON60	2001	04280002	Lake Ontario	established
255279	ON		Lake Ontario, EPA Station ON63	2001	04280002	Lake Ontario	established
255276	ON		Lake Ontario, EPA Station ON49	2001	04280002	Lake Ontario	established
253206	MI	Oceana	Lake Michigan, off Little Point Sable, EPA Station MI27M	2003	04190000	Lake Michigan	established
253210	ON		Lake Ontario, EPA Station ON12	2001	04280002	Lake Ontario	established
253211	ON		Lake Ontario, EPA Station ON25	2001	04280002	Lake Ontario	established
157184	NY	Seneca	Erie Canal, just E of confluence with Cayuga-Seneca Canal	2000	04140201	Seneca	established
157186	NY	Seneca	Erie Canal, just W of confluence with Cayuga-Seneca Canal.	2000	04140201	Seneca	established
157188	WI	Racine	Lake Michigan, Racine Water, Racine, WI	2000	04190000	Lake Michigan	established
255274	ON		Lake Ontario, EPA Station ON33M	2006	04280002	Lake Ontario	established
255277	NY	Monroe	Lake Ontario, EPA Station ON55M	2001	04280002	Lake Ontario	established
255305	ON		Lake Ontario, EPA Station ON49	2002	04280002	Lake Ontario	established
255307	NY	Monroe	Lake Ontario, EPA Station ON55M	2002	04280002	Lake Ontario	established
1524524	NY	Onondaga	Onondaga Lake	2019	04140201	Seneca	established
1736331	IL	Cook	Western Avenue (WEA), Lockport, IL	2017	04190000	Lake Michigan
1771025	NY	Onondaga	Onondaga Lake	1999	04140201	Seneca
1771026	NY	Onondaga	Onondaga Lake	2016	04140201	Seneca

Citation for this information:
U.S. Geological Survey, 2025, Cercopagis pengoi: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/7/2025