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Listing Status:   


Current Listing Status Summary
Status Date Listed Lead Region Where Listed
03/14/1990 Northeast Region (Region 5) Wherever found

» Federal Register Documents

Federal Register Documents

» Species Status Assessments (SSAs)

Species Status Assessments (SSAs)

» Recovery

Current Recovery Plan(s)
Date Title Plan Action Status Plan Status
02/08/1993 Dwarf Wedge Mussel View Implementation Progress Final
Other Recovery Documents
Date Citation Page Title Document Type
04/21/2006 71 FR 20717 20718 Initiation of a 5-Year Review of Nine Listed Species: the Purple Bean (Villosa perpurpurea), Clubshell (Pleurobema clava), Northern Red-bellied Cooter (Pseudemys rubriventris bangsi), Roanoke Logperch (Percina rex), Swamp Pink (Helonias bullata), Northern Riffleshell (Epioblasma torulosa rangiana), Flat-spired Three-toothed Land Snail (Triodopsis platysayoides), Puritan Tiger Beetle (Cicindela puritana), and Dwarf Wedgemussel (Alasmidonta heterodon)
  • Five Year Review Notice, Information Solicitation
08/08/2018 83 FR 39113 39115 Initiation of 5-Year Reviews of 19 Northeastern Species
  • Five Year Review Notice, Information Solicitation
06/08/2011 76 FR 33334 33336 Endangered and Threatened Wildlife and Plants; Initiation of 5-Year Reviews of Nine Species: Purple Bean, Clubshell, Roanoke Logperch, Swamp Pink, Northern Riffleshell, Flat-spired Three-toothed Land Snail, Puritan Tiger Beetle, Dwarf Wedgemussel, and Bog Turtle
  • Five Year Review Notice, Information Solicitation
Five Year Review
Date Title
08/28/2019 Dwarf Wedgemussel (Alasmidonta heterodon) 5-Year Review
04/17/2013 Dwarf wedgemussel (Alasmidonta heterodon) 5-year review: summary and evaluation
07/25/2007 Dwarf Wedgemussel 5-Year Review

» Critical Habitat

No critical habitat rules have been published for the Dwarf wedgemussel.

» Conservation Plans

No conservation plans have been created for Dwarf wedgemussel.

» Petitions

» Biological Opinions

» Life History

» 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.

FWS Digital Media Library -- The U.S. Fish and Wildlife Service's National Digital Library is a searchable collection of selected images, historical artifacts, audio clips, publications, and video.