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

46 results for Bythotrephes longimanus (spiny waterflea)
Download Data
Click here for listing in all states

Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
270089 WI Green Bay2010 04190000 Lake Michiganestablished
4263 WI Lake Michigan1986 04190000 Lake Michiganestablished
4053 WI Lake Michigan1988 04190000 Lake Michiganestablished
270092 WIDoorLake Michigan1986 04190000 Lake Michiganestablished
276913 WIDoorLake Michigan1987 04190000 Lake Michiganunknown
250271 WIDoorLake Michigan, Middle of lake E of Sister Bay, EPA Station MI471998 04190000 Lake Michiganestablished
253115 WIDoorLake Michigan, Middle of lake E of Sister Bay, EPA Station MI471999 04190000 Lake Michiganestablished
255153 WIDoorLake Michigan, Middle of lake E of Sister Bay, EPA Station MI472001 04190000 Lake Michiganestablished
255239 WIDoorLake Michigan, Middle of lake E of Sister Bay, EPA Station MI472002 04190000 Lake Michiganestablished
250308 WIDoorLake Michigan, off Carnot, EPA Station 1101994 04190000 Lake Michiganestablished
250309 WIDoorLake Michigan, off Carnot, EPA Station 1401994 04190000 Lake Michiganestablished
250269 WIDoorLake Michigan, off Sturgeon Bay, EPA Station MI401999 04190000 Lake Michiganestablished
253027 WIDoorLake Michigan, off Sturgeon Bay, EPA Station MI402001 04190000 Lake Michiganestablished
255151 WIDoorLake Michigan, off Sturgeon Bay, EPA Station MI402002 04190000 Lake Michiganestablished
270093 WIKenoshaLake Michigan off Kenosha, Kenosha County1986 04190000 Lake Michiganestablished
276910 WIKewauneeLake Michigan1987 04190000 Lake Michiganunknown
276912 WIKewauneeLake Michigan1987 04190000 Lake Michiganunknown
276929 WIKewauneeLake Michigan1988 04190000 Lake Michiganunknown
276927 WIKewauneeLake Michigan1988 04190000 Lake Michiganunknown
270094 WIKewauneeLake Michigan off Kewaunee1986 04190000 Lake Michiganestablished
270095 WIManitowocLake Michigan1986 04190000 Lake Michiganestablished
276907 WIManitowocLake Michigan1987 04190000 Lake Michiganunknown
276906 WIManitowocLake Michigan1987 04190000 Lake Michiganunknown
276923 WIManitowocLake Michigan1988 04190000 Lake Michiganunknown
276916 WIManitowocLake Michigan1988 04190000 Lake Michiganunknown
Page:12

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.

Disclaimer:

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 [2/3/2026].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.