Species Profile
Environmental Conservation Online System

Least tern (Sterna antillarum)

Kingdom: Animalia
Class:
Order:
Family:

Listing Status:   

General Information

Least terns are the smallest member of the gull and tern family. They are approximately 9" in length. Unlike gulls, terns will dive into the water for small fish. The body of least terns is predominately gray and white, with black streaking on the head. Least terns have a forked tail and narrow pointed wings. Least terns less than a year old have less distinctive black streaking on the head and less of a forked tail.

Map of Species occurrence

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Map Image Map of Species occurrence Map of Species occurrence

This map represents our best available information about where a species is currently known to or or is believed to occur; however, it should NOT be used as an official species list for Section 7 Consultation purposes. To obtain an official species list for this purpose, please visit the Information, Planning, and Conservation (IPaC) System (click here: http://ecos.fws.gov/ipac)



  • States/US Territories in which the Least tern, interior pop. is known to or is believed to occur:  Arkansas , Colorado , Illinois , Indiana , Iowa , Kansas , Kentucky , Louisiana , Mississippi , Missouri , Montana , Nebraska , New Mexico , North Dakota , Oklahoma , South Dakota , Tennessee , Texas
  • US Counties in which the Least tern, interior pop. is known to or is believed to occur:  View All
  • USFWS Refuges in which the Least tern, interior pop. is known to occur:  AUDUBON NATIONAL WILDLIFE REFUGE, AUDUBON WETLAND MANAGEMENT DISTRICT, BALD KNOB NATIONAL WILDLIFE REFUGE, BIG MUDDY NATIONAL FISH AND WILDLIFE REFUGE, BITTER LAKE NATIONAL WILDLIFE REFUGE  ... Show All Refuges
  • For more information:  http://www.fws.gov/northdakotafieldoffice/endspecies/species/least_tern.htm
Current Listing Status Summary
Status Date Listed Lead Region Where Listed
05/28/1985 Southeast Region (Region 4) U.S.A. (AR, CO, IA, IL, IN, KS, KY, LA_Miss. R. and tribs. N of Baton Rouge, MS_Miss. R., MO, MT, ND, NE, NM, OK, SD, TN, TX_except within 50 miles of coast)

» Federal Register Documents

Most Recent Federal Register Documents (Showing 5 of 5)
Date Citation Page Title
04/22/2008 73 FR 21643 21645 Notice of initiation of review; request for information on seven listed midwestern species
05/28/1985 50 FR 21784 21792 Interior Population of Least Tern to be Endangered; 50 FR 21784-21792
05/29/1984 49 FR 22444 22447 Interior Least Tern Proposed as End.; 49 FR 22444-22447
01/20/1984 49 FR 2485 2488 Findings on Pending Petitions & Description of Progress on Listing Actions; 49 FR 2485-2488
12/30/1982 47 FR 58454 58460 Review of Vertebrate Wildlife for Listing as End. or Thr. Species

» Recovery

Recovery Plan Information Search
Current Recovery Plan(s)
Date Title Plan Action Status Plan Status
09/19/1990 Least Tern (Interior Pop.) View Implementation Progress Final
Other Recovery Documents (Showing 1 of 1)
Date Citation Page Title Document Type
04/22/2008 73 FR 21643 21645 Notice of initiation of review; request for information on seven listed midwestern species
  • Notice 5-year Review, Initiation
  • » Critical Habitat

    No critical habitat rules have been published for the Least tern, interior pop..

    » Conservation Plans

    Habitat Conservation Plans (HCP) (learn more) (Showing 1 of 1)
    HCP Plan Summaries
    Duke Energy (Cinergy)

    » Petitions

    Most Recent Petition Findings (Showing 1 of 1)
    Date Citation Page Title Finding
    01/20/1984 49 FR 2485 2488 Findings on Pending Petitions & Description of Progress on Listing Actions; 49 FR 2485-2488
  • Notice 12 month petition finding, Warranted but precluded
  • » Life History

    No Life History information has been entered into this system for this species.

    » Other Resources

    NatureServe Explorer Species Reports -- NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.

    ITIS Reports -- ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.

    Last updated: June 19, 2013