Species Profile
Environmental Conservation Online System

San Clemente Loggerhead shrike (Lanius ludovicianus mearnsi)

Kingdom: Animalia
Class: Aves
Order: Passeriformes
Family: Laniidae

Listing Status:   

General Information

The San Clemente loggerhead shrike (Lanius ludovicianus mearnsi) is a medium-sized passerine bird with short rounded wings which are slightly shorter than its tail. It, and the other subspecies of Lanius ludovicianus have prominently hooded mandibles with tomial tooth, and plumage coloration of white, gray, black and brown. The most pronounced features of shrike coloration are: the black mask which covers the lores and ocular region of the head; the demarcation between the black flight feathers, white underparts and rump, and gray back; and the patches of white on the wings and tail.

Lead Region:  California/Nevada Region (Region 8)
Date Listed: Sep 12, 1977

» Federal Register Documents

Most Recent Federal Register Documents (Showing 3 of 3 )
Date Citation Page Title
02/14/2007 72 FR 7064 7084 Initiation of 5-Year Reviews of 58 Species in California and Nevada; Availability of Completed 5-Year Reviews in California and Nevada
08/11/1977 42 FR 40682 40685 Listing of Seven California Channel Island Animals and Plants; 42 FR 40682 40685 (San Clemente loggerhead shrike, Lanius ludovicianus mearnsi; San Clemente broom, Lotus scoparius; San Clemente bushmallow, Malacothamnus elementinus; San Clemente Island larkspur, Delphinium kinkiense; San Clemente Island Indian paintbrush, Castilleja grisea; island night lizard, Klauberina riversiana; San Clemente sage sparrow, Amphispiza belli clementae)
06/01/1976 41 FR 22073 22075 Proposed to Determine 2 Birds, 1 Lizard, 3 snails, and 1 Insect, all Indigenous to the California Channel Islands, To Be Endangered Species; 41 FR 22073 22075 (San Clemente loggerhead shrike, Lanius ludovicianus mearnsi; San Clemente sage sparrow, Amohispiza belli clementae; Island night lizard, Klauberina riversiana; Wreathed Island snail, Micrarionia redimita; Horseshoe snail, Micarionta intermisa; Gabb's snail, Micarionta gabbi; San clemente Coenonycha clemintina)

» Recovery

Recovery Plan Information Search
Current Recovery Plan(s)
Date Title Plan Action Status Plan Status
01/26/1984 Recovery Plan for the Endangered and Threatened Species of the California Channel Islands View Implementation Progress Final
Other Recovery Documents (Showing 1 of 1 )
Date Citation Page Title Document Type
02/14/2007 72 FR 7064 7084 Initiation of 5-Year Reviews of 58 Species in California and Nevada; Availability of Completed 5-Year Reviews in California and Nevada
  • Notice 5-year Review, Initiation
    • Five Year Review
    Date Title
    06/17/2009 San Clemente Loggerhead Shrike 5-Year Review

    » Critical Habitat

    No critical habitat rules have been published for the San Clemente Loggerhead shrike.

    » Conservation Plans

    Habitat Conservation Plans (HCP) (learn more) (Showing 5 of 8 : view all)
    HCP Plan Summaries
    El Sobrante Landfill
    Fieldstone/La Costa & City of Carlsbad
    Kern Water Bank
    Lake Mathews
    Natomas Basin Revised HCP and Litigation Resolution - City of Sacramento, Sutter County, and Natomas Basin Conservancy

    » Petitions

    No petition findings have been published for the San Clemente Loggerhead shrike.

    » 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: February 9, 2010