Species Profile
Environmental Conservation Online System

Delta smelt (Hypomesus transpacificus)

Kingdom: Animalia
Class: Actinopterygii
Order: Osmeriformes
Family: Osmeridae

Listing Status:   

Lead Region:  California/Nevada Region (Region 8)
Date Listed: Mar 5, 1993

  • States/US Territories in which the Delta smelt is known to occur:  California
  • US Counties in which the Delta smelt is known to occur:  View All

» Federal Register Documents

Most Recent Federal Register Documents (Showing 5 of 11 : view all)
Date Citation Page Title
03/25/2009 74 FR 12878 12883 Initiation of 5-Year Reviews of 58 Species in California, Nevada, Arizona, and Utah; Availability of Completed 5-Year Reviews in California and Nevada
12/09/2008 73 FR 74674 74675 90-Day Finding on a Petition To Reclassify the Delta Smelt (Hypomesus transpacificus) From Threatened to Endangered
07/10/2008 73 FR 39639 39643 90-Day Finding on a Petition To Reclassify the Delta Smelt (Hypomesus transpacificus) From Threatened to Endangered
08/01/2003 68 FR 45270 45271 Endangered and Threatened Wildlife and Plants; 5-Year Review of the Delta Smelt; Notice of review.
12/19/1994 59 FR 65256 65279 ETWP; Critical Habitat Determination for the Delta Smelt

» Recovery

Recovery Plan Information Search
Current Recovery Plan(s)
Date Title Plan Action Status Plan Status
11/26/1996 Recovery Plan for the Sacramento-San Joaquin Delta Native Fishes View Implementation Progress Final
Other Recovery Documents (Showing 2 of 2 )
Date Citation Page Title Document Type
03/25/2009 74 FR 12878 12883 Initiation of 5-Year Reviews of 58 Species in California, Nevada, Arizona, and Utah; Availability of Completed 5-Year Reviews in California and Nevada
  • Notice 5-year Review, Initiation
    • 08/01/2003 68 FR 45270 45271 Endangered and Threatened Wildlife and Plants; 5-Year Review of the Delta Smelt; Notice of review.
  • Notice 5-year Review
    • Five Year Review
    Date Title
    03/31/2004 Delta smelt 5-Year Review

    » Critical Habitat

    Current Critical Habitat Documents (Showing 2 of 2 )
    Date Citation Page Title Document Type Status
    12/19/1994 59 FR 65256 65279 ETWP; Critical Habitat Determination for the Delta Smelt Final Rule Active
    01/06/1994 59 FR 852 862 ETWP; Revised Proposed Critical Habitat Determination for the Delta Smelt Proposed Rule Not Required

    To learn more about critical habitat please see http://criticalhabitat.fws.gov

    » Conservation Plans

    Habitat Conservation Plans (HCP) (learn more) (Showing 2 of 2 )
    HCP Plan Summaries
    Cal. Dept. of Fish & Game Striped Bass Conservation Plan
    San Joaquin County Multi-Species Habitat Conservation and Open Space Plan

    » Petitions

    Most Recent Petition Findings (Showing 2 of 2 )
    Date Citation Page Title Finding
    07/10/2008 73 FR 39639 39643 90-Day Finding on a Petition To Reclassify the Delta Smelt (Hypomesus transpacificus) From Threatened to Endangered
  • Notice 90-day Petition Finding, Substantial
    • 12/24/1990 55 FR 52852 52853 ETWP; Notice of 90-Day Findings on Petitions to List the Delta Smelt and Delhi Sands Flower-Loving Fly as Endangered; 55 FR 52852 52853
  • Notice 90-day Petition Finding, Substantial

    • » 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