States/Provinces Summary
Gasterosteus aculeatus  in Alberta, Canada
Main ref. (46036). Nelson, J.S. and M.A. Harris, 1987. Morphological characteristics of an introduced threespine stickleback, Gasterosteus aculeatus, from Hasse lake, Alberta: a first occurrence in the interior plains of north America. Environ. Biol. Fishes 18(3):173-181. 
Status: introduced 
Abundance:  
Comments: Introduced into Hasse Lake, Alberta (Ref. 46036). Also Ref. 52559. 
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