Loading species data...
Fetching observations
Zebra Mussel
Dreissena polymorpha
488 observations
Fatmucket
Lampsilis siliquoidea
486 observations
Chinese Mystery Snail
Margarya chinensis
467 observations
Plain Pocketbook
Lampsilis cardium
365 observations
Giant Floater
Pyganodon grandis
345 observations
Wabash Pigtoe
Fusconaia flava
300 observations
Three-ridge Mussel
Amblema plicata
227 observations
Pink Heelsplitter
Potamilus alatus
223 observations
Three-horn Wartyback
Obliquaria reflexa
190 observations
Deertoe Mussel
Truncilla truncata
175 observations
Milky Slug
Deroceras reticulatum
174 observations
Banded Mystery Snail
Callinina georgiana
160 observations
Fragile Papershell
Potamilus fragilis
144 observations
Asian Clam
Corbicula fluminea
133 observations
Lilliput
Toxolasma parvum
124 observations
Black Sandshell
Ligumia recta
119 observations
Mapleleaf
Quadrula quadrula
98 observations
Lymnaea jugularis
Lymnaea jugularis
98 observations
White Heelsplitter
Lasmigona complanata
96 observations
Bellmouth Ramshorn
Planorbella campanulata
95 observations
Spike
Eurynia dilatata
92 observations
Striped Whitelip
Webbhelix multilineata
91 observations
Pimpleback
Pustulosa pustulosa
78 observations
Marsh Ramshorn
Planorbella trivolvis
76 observations
Striated Fingernailclam
Sphaerium striatinum
75 observations
Grooved Fingernailclam
Sphaerium simile
74 observations
Mucket
Ortmanniana ligamentina
69 observations
Flamed Tigersnail
Anguispira alternata
56 observations
Paper Pondshell
Utterbackia imbecillis
55 observations
Creeping Ancylid
Ferrissia rivularis
53 observations
Sharp Hornsnail
Pleurocera acuta
53 observations
Monkeyface Mussel
Theliderma metanevra
47 observations
Creeper
Strophitus undulatus
45 observations
Marsh Pond Snail
Ladislavella elodes
45 observations
Acute Bladder Snail
Physella acuta
44 observations
Threeridge Valvata
Valvata tricarinata
43 observations
Fawnsfoot
Truncilla donaciformis
38 observations
Western Dusky Slug
Arion subfuscus
37 observations
Mud Amnicola
Amnicola limosus
37 observations
Pink Papershell
Potamilus ohiensis
36 observations
Long Fingernailclam
Sphaerium transversum
35 observations
Pointed Campeloma
Campeloma decisum
34 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
Two-ridged Ramshorn
Helisoma anceps
25 observations
Lake Fingernailclam
Musculium lacustre
25 observations
Mammoth Lymnaea
Bulimnea megasoma
25 observations
Frequently Asked Questions
- The 10 most common molluscs in Minnesota are:
- Zebra Mussel (Dreissena polymorpha)
- Fatmucket (Lampsilis siliquoidea)
- Chinese Mystery Snail (Margarya chinensis)
- 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 Zebra Mussel (Dreissena polymorpha), with 488 recorded observations.