Specimen Information

Hemimysis anomala
Hemimysis anomala
(bloody red shrimp)
Crustaceans-Mysids
Exotic
Collection Info
Point Map
Species Profile
Animated Map

Specimen ID241101
GroupCrustaceans-Mysids
GenusHemimysis
Speciesanomala
Common Namebloody red shrimp
CountryCanada
StateON
LocalityLake Ontario at Pickering, Ontario in intake samples from Pickering Nuclear Generating Station, east of Toronto.
Mapping AccuracyAccurate
HUC8 NameHumber River-Frontal Lake Ontario
HUC8 Number04270104
HUC10 NameHumber River-Frontal Lake Ontario
HUC10 Number0427010400
HUC12 NameHumber River-Frontal Lake Ontario
HUC12 Number042701040000
Map
Collection Year2006
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
CommentsNovember 22 and December 6. 13 found on the 22nd and 1 on the 6th. Similar samples taken throughout 2006 = no Hemimysis detected.
Record TypePersonal communication
VerifierTed Schaner, OMNR
Freshwater/MarineFreshwater
Number Collected14
Size8-12mm
Photo
Hemimysis anomala
Hemimysis anomala

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/19/2025].

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