Cercopagis pengoi
Cercopagis pengoi
(fishhook waterflea)
Crustaceans-Cladocerans
Exotic
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6 results for Cercopagis pengoi (fishhook waterflea)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1702906 MIAlleganEast side of Lake Michigan2000 04190000 Lake Michigan 
157184 NYSenecaErie Canal, just E of confluence with Cayuga-Seneca Canal2000 04140201 Senecaestablished
157186 NYSenecaErie Canal, just W of confluence with Cayuga-Seneca Canal.2000 04140201 Senecaestablished
157185 NYSenecaLake Ontario2000 04140201 Senecaestablished
1424589 WIOzaukeeLake Michigan2000 04190000 Lake Michiganestablished
157188 WIRacineLake Michigan, Racine Water, Racine, WI2000 04190000 Lake Michiganestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

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