Conservation Status of St. Croix Mussels

E = Endangered, T = Threatened, SC = Special Concern

fic NameCommon NameFederal ListingMinnesota ListingWisconsin ListingReference
Actinonaias ligamentinamucket T 1, 2
Alasmidonta marginataelktoe T 1, 2
Amblema plicatathreeridge   1, 2
Anodontoides ferussacianuscylindrical papershell   1
Arcidens confragosusrock-pocketbook ET1, 2
Corbicula flumineaAsian clam   1, 2
Cumberlandia monodontaspectaclecase EEE1, 2
Cyclonaias tuberculatapurple wartyback EE1, 2
Dreissena polymorphazebra mussel   2
Ellipsaria lineolatabutterfly TE1, 2
Elliptio crassidenselephant-ear EE(Reference needed)
Elliptio dilatataspike T 1, 2
Epioblasma triquetrasnuffbox EEE1, 2
Fusconaia ebenaebonyshell EE1, 2
Fusconaia flavaWabash pigtoe   1, 2
Lampsilis cardiumpocketbook   1, 2
Lampsilis higginsiiHiggins eyeEEE1, 2
Lampsilis siliquoideafatmucket   1, 2
Lampsilis teresyellow sandshell EE(Reference needed)
Lasmigona complanatawhite heelsplitter   1, 2
Lasmigona compressacreek heelsplitter SC 1
Lasmigona costatafluted-shell T 1, 2
Leptodea fragilisfragile papershell   1, 2
Ligumia rectablack sandshell SC 1, 2
Megalonaias nervosawashboard E 1, 2
Obliquaria reflexathreehorn wartyback   1, 2
Obovaria olivariahickorynut  1, 2
Plethobasus cyphyussheepnose EEE(Reference needed)
Pleurobema sintoxiaround pigtoe SC 1, 2
Potamilus alatuspink heelsplitter   1, 2
Potamilus ohiensispink papershell   1, 2
Pyganodon grandisgiant floater   1, 2
Quadrula fragosawinged mapleleafEEE1, 2
Quadrula metanevramonkeyface TT1, 2
Quadrula nodulatawartyback TT1, 2
Quadrula pustulosapimpleback   1, 2
Quadrula quadrulamapleleaf   1, 2
Simpsonaias ambiguasalamander mussel ET1, 2
Strophitus undulatussquawfoot   1, 2
Toxolasma parvuslilliput   1, 2
Tritogonia verrucosapistolgrip ET1, 2
Truncilla donaciformisfawnsfoot  T 1, 2
Truncilla truncatadeertoe   1, 2
Utterbackia imbecillispaper pondshell   (Reference needed)

References:
1 – Bell Museum voucher specimen
2 – Observed by our laboratory (Aquatic Ecology laboratory, Macalester College)

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