Megacyclops viridis
A cyclopoid copepod
Collection Information for
Megacyclops viridis
Results limited to
All Great Lakes Drainages
.
To see the collection list for the entire United States,
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.
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Specimen ID
State
County
Locality
Year
HUC Number
Drainage Name
Status
240743
MN
St. Louis
Lake Superior, Duluth Harbor
1994
04180000
Lake Superior
established
241451
ON
Essex
River Canard [S of Windsor]
1998
04090004
Detroit
established
Citation for this information:
U.S. Geological Survey, 2026,
Megacyclops viridis
: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 6/4/2026