Bythotrephes longimanus
Bythotrephes longimanus
(spiny waterflea)
Crustaceans-Cladocerans
Exotic
Collection Info
Point Map
Species Profile
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Impacts

14 results for Bythotrephes longimanus (spiny waterflea)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1709497 MNSt. LouisSt. Louis River2018 04010201 St. Louis 
1709498 MNSt. LouisSt. Louis River2018 04180000 Lake Superior 
1709499 MNSt. LouisSt. Louis River2018 04180000 Lake Superior 
1709500 MNSt. LouisSt. Louis River2018 04180000 Lake Superior 
1709504 MNSt. LouisSt. Louis River2018 04180000 Lake Superior 
1709505 MNSt. LouisSt. Louis River2018 04180000 Lake Superior 
1709509 WIBayfieldBayfield2018 04010301 Beartrap-Nemadji 
1709507 WIBayfieldChequamegon Bay2018 04180000 Lake Superior 
1709508 WIBayfieldChequamegon Bay2018 04180000 Lake Superior 
1709501 WIDouglasSt. Louis River2018 04180000 Lake Superior 
1709502 WIDouglasSt. Louis River2018 04010201 St. Louis 
1709503 WIDouglasSt. Louis River2018 04180000 Lake Superior 
1709506 WIDouglasSt. Louis River2018 04180000 Lake Superior 
1635390 WIIronMontreal River, Superior Falls Flowage, Unnamed, West Fork Montreal River.2018 04010302 Bad-Montrealestablished

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/15/2025].

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