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Chinese Mystery Snail
Margarya chinensis
546 observations
Fatmucket
Lampsilis siliquoidea
545 observations
Zebra Mussel
Dreissena polymorpha
513 observations
Plain Pocketbook
Lampsilis cardium
423 observations
Giant Floater
Pyganodon grandis
376 observations
Wabash Pigtoe
Fusconaia flava
333 observations
Three-ridge Mussel
Amblema plicata
276 observations
Pink Heelsplitter
Potamilus alatus
248 observations
Three-horn Wartyback
Obliquaria reflexa
207 observations
Deertoe Mussel
Truncilla truncata
190 observations
Banded Mystery Snail
Callinina georgiana
181 observations
Milky Slug
Deroceras reticulatum
177 observations
Fragile Papershell
Potamilus fragilis
160 observations
Black Sandshell
Ligumia recta
151 observations
Asian Clam
Corbicula fluminea
139 observations
Lilliput
Toxolasma parvum
136 observations
Striped Whitelip
Webbhelix multilineata
117 observations
White Heelsplitter
Lasmigona complanata
115 observations
Bellmouth Ramshorn
Planorbella campanulata
111 observations
Spike
Eurynia dilatata
110 observations
Lymnaea jugularis
Lymnaea jugularis
108 observations
Mapleleaf
Quadrula quadrula
104 observations
Marsh Ramshorn
Planorbella trivolvis
85 observations
Pimpleback
Pustulosa pustulosa
80 observations
Striated Fingernailclam
Sphaerium striatinum
78 observations
Grooved Fingernailclam
Sphaerium simile
77 observations
Mucket
Ortmanniana ligamentina
75 observations
Sharp Hornsnail
Pleurocera acuta
67 observations
Flamed Tigersnail
Anguispira alternata
66 observations
Paper Pondshell
Utterbackia imbecillis
62 observations
Threeridge Valvata
Valvata tricarinata
56 observations
Creeper
Strophitus undulatus
53 observations
Creeping Ancylid
Ferrissia rivularis
53 observations
Marsh Pond Snail
Ladislavella elodes
51 observations
Monkeyface Mussel
Theliderma metanevra
50 observations
Acute Bladder Snail
Physella acuta
45 observations
Pointed Campeloma
Campeloma decisum
43 observations
Pink Papershell
Potamilus ohiensis
41 observations
Fawnsfoot
Truncilla donaciformis
40 observations
Mud Amnicola
Amnicola limosus
39 observations
Pistolgrip
Quadrula verrucosa
39 observations
Western Dusky Slug
Arion subfuscus
38 observations
Long Fingernailclam
Sphaerium transversum
37 observations
Butterfly Mussel
Ellipsaria lineolata
33 observations
Ebonyshell
Reginaia ebenus
33 observations
Mammoth Lymnaea
Bulimnea megasoma
33 observations
Cylindrical Papershell
Anodontoides ferussacianus
31 observations
Eastern Elliptio
Elliptio complanata
30 observations
Two-ridged Ramshorn
Helisoma anceps
29 observations
Lake Fingernailclam
Musculium lacustre
27 observations
Frequently Asked Questions
- The 10 most common molluscs in Minnesota are:
- Chinese Mystery Snail (Margarya chinensis)
- Fatmucket (Lampsilis siliquoidea)
- Zebra Mussel (Dreissena polymorpha)
- Plain Pocketbook (Lampsilis cardium)
- Giant Floater (Pyganodon grandis)
- Wabash Pigtoe (Fusconaia flava)
- Three-ridge Mussel (Amblema plicata)
- Pink Heelsplitter (Potamilus alatus)
- Three-horn Wartyback (Obliquaria reflexa)
- Deertoe Mussel (Truncilla truncata)
- The most observed mollusc in Minnesota is Chinese Mystery Snail (Margarya chinensis), with 546 recorded observations.