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Chinese Mystery Snail
Margarya chinensis
519 observations
Fatmucket
Lampsilis siliquoidea
505 observations
Zebra Mussel
Dreissena polymorpha
502 observations
Plain Pocketbook
Lampsilis cardium
395 observations
Giant Floater
Pyganodon grandis
356 observations
Wabash Pigtoe
Fusconaia flava
319 observations
Three-ridge Mussel
Amblema plicata
250 observations
Pink Heelsplitter
Potamilus alatus
231 observations
Three-horn Wartyback
Obliquaria reflexa
199 observations
Deertoe Mussel
Truncilla truncata
184 observations
Banded Mystery Snail
Callinina georgiana
177 observations
Milky Slug
Deroceras reticulatum
175 observations
Fragile Papershell
Potamilus fragilis
148 observations
Black Sandshell
Ligumia recta
137 observations
Asian Clam
Corbicula fluminea
136 observations
Lilliput
Toxolasma parvum
129 observations
Bellmouth Ramshorn
Planorbella campanulata
108 observations
Striped Whitelip
Webbhelix multilineata
108 observations
Lymnaea jugularis
Lymnaea jugularis
105 observations
White Heelsplitter
Lasmigona complanata
104 observations
Spike
Eurynia dilatata
102 observations
Mapleleaf
Quadrula quadrula
100 observations
Marsh Ramshorn
Planorbella trivolvis
82 observations
Pimpleback
Pustulosa pustulosa
80 observations
Grooved Fingernailclam
Sphaerium simile
77 observations
Striated Fingernailclam
Sphaerium striatinum
76 observations
Mucket
Ortmanniana ligamentina
70 observations
Flamed Tigersnail
Anguispira alternata
63 observations
Paper Pondshell
Utterbackia imbecillis
61 observations
Sharp Hornsnail
Pleurocera acuta
61 observations
Creeping Ancylid
Ferrissia rivularis
53 observations
Marsh Pond Snail
Ladislavella elodes
51 observations
Threeridge Valvata
Valvata tricarinata
49 observations
Monkeyface Mussel
Theliderma metanevra
49 observations
Creeper
Strophitus undulatus
47 observations
Acute Bladder Snail
Physella acuta
45 observations
Fawnsfoot
Truncilla donaciformis
40 observations
Pointed Campeloma
Campeloma decisum
40 observations
Western Dusky Slug
Arion subfuscus
38 observations
Pink Papershell
Potamilus ohiensis
38 observations
Pistolgrip
Quadrula verrucosa
38 observations
Mud Amnicola
Amnicola limosus
37 observations
Long Fingernailclam
Sphaerium transversum
36 observations
Butterfly Mussel
Ellipsaria lineolata
33 observations
Ebonyshell
Reginaia ebenus
33 observations
Mammoth Lymnaea
Bulimnea megasoma
32 observations
Cylindrical Papershell
Anodontoides ferussacianus
31 observations
Eastern Elliptio
Elliptio complanata
30 observations
Two-ridged Ramshorn
Helisoma anceps
27 observations
Lake Fingernailclam
Musculium lacustre
26 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 519 recorded observations.