Specimen Information

Hemimysis anomala
Hemimysis anomala
(bloody red shrimp)
Crustaceans-Mysids
Exotic

Specimen ID259836
GroupCrustaceans-Mysids
GenusHemimysis
Speciesanomala
Common Namebloody red shrimp
CountryCanada
StateQC
LocalitySt. Lawrence River, Quebec, Canada. Chateauguay West 30 km upstream of the Port of Montreal.
Mapping AccuracyAccurate
HUC8 NameGulf of St. Lawrence - Eastern Scotian Shelf
HUC8 Number32003700
Map
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Collection Day18
Collection Month7
Collection Year2008
Year AccuracyActual
Potential Pathwaydispersed ocean current | shipping ballast water
Statusestablished
Reference 1
Ref. Number:18337
Author:Å.M. Kestrup, and A. Ricciardi
Date:2008
Title:Occurrence of the Ponto-Caspian mysid shrimp Hemimysis anomala (Crustacea, Mysida) in the St. Lawrence River.
Journal:Aquatic Invasions
Volume:3
Issue:4
Pages:461-464
Commentsone juvenile found. August 8 at same location 10 adult females (2 gravid), 3 adult males and 1 juvenile. Most likely represent downstream dispersal from Lake Ontario
Record TypeLiterature
Earliest Recorddrainage
Freshwater/MarineFreshwater
Number Collected15
Size7.3 mm females, 5.6 mm males
Number of Juveniles2
Number of Females10
Number of Breeding Females2
Number of Breeding Males3


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/7/2024].

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