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Chinese Mystery Snail
Margarya chinensis
497 observations
Zebra Mussel
Dreissena polymorpha
493 observations
Fatmucket
Lampsilis siliquoidea
493 observations
Plain Pocketbook
Lampsilis cardium
367 observations
Giant Floater
Pyganodon grandis
345 observations
Wabash Pigtoe
Fusconaia flava
303 observations
Three-ridge Mussel
Amblema plicata
229 observations
Pink Heelsplitter
Potamilus alatus
225 observations
Three-horn Wartyback
Obliquaria reflexa
191 observations
Milky Slug
Deroceras reticulatum
175 observations
Deertoe Mussel
Truncilla truncata
174 observations
Banded Mystery Snail
Callinina georgiana
171 observations
Fragile Papershell
Potamilus fragilis
144 observations
Asian Clam
Corbicula fluminea
133 observations
Lilliput
Toxolasma parvum
126 observations
Black Sandshell
Ligumia recta
121 observations
Bellmouth Ramshorn
Planorbella campanulata
103 observations
Striped Whitelip
Webbhelix multilineata
103 observations
Mapleleaf
Quadrula quadrula
99 observations
Lymnaea jugularis
Lymnaea jugularis
99 observations
White Heelsplitter
Lasmigona complanata
97 observations
Spike
Eurynia dilatata
92 observations
Marsh Ramshorn
Planorbella trivolvis
78 observations
Pimpleback
Pustulosa pustulosa
78 observations
Grooved Fingernailclam
Sphaerium simile
75 observations
Striated Fingernailclam
Sphaerium striatinum
75 observations
Mucket
Ortmanniana ligamentina
69 observations
Paper Pondshell
Utterbackia imbecillis
60 observations
Flamed Tigersnail
Anguispira alternata
58 observations
Sharp Hornsnail
Pleurocera acuta
56 observations
Creeping Ancylid
Ferrissia rivularis
53 observations
Monkeyface Mussel
Theliderma metanevra
47 observations
Marsh Pond Snail
Ladislavella elodes
47 observations
Threeridge Valvata
Valvata tricarinata
46 observations
Creeper
Strophitus undulatus
45 observations
Acute Bladder Snail
Physella acuta
45 observations
Western Dusky Slug
Arion subfuscus
38 observations
Fawnsfoot
Truncilla donaciformis
38 observations
Pointed Campeloma
Campeloma decisum
38 observations
Mud Amnicola
Amnicola limosus
37 observations
Pink Papershell
Potamilus ohiensis
36 observations
Long Fingernailclam
Sphaerium transversum
35 observations
Pistolgrip
Quadrula verrucosa
34 observations
Ebonyshell
Reginaia ebenus
33 observations
Butterfly Mussel
Ellipsaria lineolata
31 observations
Eastern Elliptio
Elliptio complanata
30 observations
Cylindrical Papershell
Anodontoides ferussacianus
30 observations
Mammoth Lymnaea
Bulimnea megasoma
28 observations
Two-ridged Ramshorn
Helisoma anceps
27 observations
Lake Fingernailclam
Musculium lacustre
25 observations
Frequently Asked Questions
- The 10 most common molluscs in Minnesota are:
- Chinese Mystery Snail (Margarya chinensis)
- Zebra Mussel (Dreissena polymorpha)
- Fatmucket (Lampsilis siliquoidea)
- 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)
- Milky Slug (Deroceras reticulatum)
- The most observed mollusc in Minnesota is Chinese Mystery Snail (Margarya chinensis), with 497 recorded observations.