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You are here: Home / Aquatic Species / Species Profiles / Sea Lamprey
Aquatic Species
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Sea Lamprey

Sea LampreyScientific name: Petromyzon marinus (Linnaeus, 1758) (ITIS)

Common name: Sea Lamprey

Click image to enlarge

Selected Resources

Native To: Atlantic Ocean (NAS Database)

Date of U.S. Introduction: First discovered in Lake Ontario in 1835 (though whether or not it is native to Lake Ontario is disputed); first discovered in Lake Erie in 1921 (NAS Database)

Means of Introduction: Spread into the Great Lakes through the Welland Canal (NAS Database)

Impact: Preys on native species (NAS Database)

Current U.S. Distribution: Great Lakes



  • Sea Lamprey PSA (or select Play button below)
    Ontario Ministry of Natural Resources. (YouTube).

Selected Resources:


Sea Lamprey
Aquatic Nuisance Species Task Force.


Invasive Species Compendium - Petromyzon marinus
CAB International.

Global Invasive Species Database - Petromyzon marinus (fish)
World Conservation Union. Invasive Species Specialist Group.


Nonindigenous Aquatic Species Database - Petromyzon marinus
DOI. USGS. Southeast Ecological Science Center.
Provides distribution maps and collection information (State and County).

Sea Lamprey: A Great Lakes Invader (PDF | 445 KB)
DOI. Great Lakes Science Center.


Aquatic Invasive Species: Sea Lamprey (PDF | 177 KB)
Indiana Department of Natural Resources.

Sea Lamprey
New York Department of Environmental Conservation.

Sea Lamprey
Ohio Department of Natural Resources. Division of Wildlife.

Alien Profile: Sea Lamprey and Sea Lamprey and Control Efforts in Wisconsin
Wisconsin Department of Natural Resources.


Introduced Species Summary Project - Sea lamprey
Columbia University. Center for Environmental Research and Conservation.

Sea Lamprey (Petromyzon marinus)
University of Minnesota. Minnesota Sea Grant.

Sea Lamprey
Texas State University System. Institute for the Study of Invasive Species.


Sea Lamprey: A Great Lakes Invader
Great Lakes Fishery Commission.
See also: Sea Lamprey Hunters Program

Sea Lamprey
Ontario Federation of Anglers and Hunters (Canada).


Integrated Taxonomic Information System. Petromyzon marinus. [Accessed Sep 10, 2014].

Nonindigenous Aquatic Species Database. Petromyzon marinus. USGS, Gainesville, FL. [Accessed Sep 16, 2014].

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Last Modified: Sep 29, 2015
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