Alosa pseudoharengus (Wilson, 1811) (ITIS)
Alewife, mulhaden, grey herring, golden shad
Atlantic Ocean (CABI)
Known to have been present in Lake Ontario in 1873. Possibly native to Lake Ontario. Present in Lake Erie in 1931, Huron in 1933, Michigan in 1949, and Lake Superior in 1954 (Miller 1957)
Spread to Lake Erie through the Welland Canal; presumed to have spread from Lake Erie to other Great Lakes via the Detroit River and Lake St. Clair (Miller 1957); intentionally stocked in inland waters (Stahlnecker 2000)
Various impacts to native species (CABI)
Great Lakes; Inland waters throughout Eastern U.S.
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Distribution / Maps / Survey Status
The section below contains highly relevant resources for this species, organized by source.
Council or Task Force
CABI. Invasive Species Compendium. Alosa pseudoharengus. CAB International. [Accessed Mar 12, 2023].
Integrated Taxonomic Information System. Alosa pseudoharengus. [Accessed Mar 12, 2023].
Miller, R.R. 1957. Origin and dispersal of the alewife, Alosa pseudoharengus, and the gizzard shad, Dorosoma cepedianum, in the Great Lakes. Transactions of the American Fisheries Society 86:97-111.
Stahlnecker, J.F. 2000. Production of juvenile alewives (Alosa pseudoharengus) at two adult alewife stocking rates in two Maine lakes. University of Maine, Orono.