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

Sea Lamprey

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

Common name: Sea Lamprey

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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



Selected Resources:

Council or Task Force

Species of Concern Fact Sheet: Sea Lamprey
Aquatic Nuisance Species Task Force.


TISI Inventory - Sea Lamprey
Texas State University System. Texas Invasive Species Institute.

Invasive Species Compendium - Petromyzon marinus
CAB International.

Global Invasive Species Database - Petromyzon marinus (fish)
IUCN. Species Survival Commission. Invasive Species Specialist Group.

Invaders Factsheet: Sea Lamprey
Ontario's Invading Species Awareness Program (Canada).

Federal Government

Nonindigenous Aquatic Species Database: Fact Sheet - Sea Lamprey
DOI. USGS. Wetland and Aquatic Research Center.
Provides distribution maps and collection information (State and County).

State Government

Aquatic Invasive Species: Sea Lamprey (Jul 2005; PDF | 177 KB)
Indiana Department of Natural Resources.
See also: Invasive Species for exotic animal and plant pests invading Indiana, causing economic and visual damage

Nuisance & Invasive Species - Sea Lamprey
New York Department of Environmental Conservation.

Species Guide Index - Fish: Sea Lamprey
Ohio Department of Natural Resources. Division of Wildlife.

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.

Invasive Species Fact Sheets - Sea Lamprey
University of Wisconsin Sea Grant Institute.


Sea Lamprey: A Great Lakes Invader
Great Lakes Fishery Commission.


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

Nonindigenous Aquatic Species Database. Fact Sheet - Sea Lamprey. USGS, Gainesville, FL. [Accessed Sep 16, 2014].

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Last Modified: May 12, 2018
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