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Native Nature

Celebrating the beauty of nature through photography and community. Share your wildlife observations, create and support conservation projects, and help protect biodiversity around the world.

Conservation Projects

Sharon Creek Restoration ↗
Elk Falls Urban Pollinator Garden Initiative ↗
Erie Coastal Marine Sanctuary Initiative ↗
Hillsboro Urban Pollinator Garden Initiative ↗
Las Animas Wildlife Corridor Initiative ↗
Simpson Wildlife Corridor Initiative ↗
Plant a Butterfly Garden at Chisholm Park ↗
Hemingford Native Plant Nursery Initiative ↗

Most Favorited

Evening Bat (8)
American Ermine (8)
Dyer's Polypore (8)
Downy Woodpecker (7)
American Beaver (7)
Baltimore Oriole (7)
Thirteen-lined Ground Squirrel (6)
Eastern Cottontail (6)

Recent Observations

White-tailed Deer
White-breasted Nuthatch
Conchylis subfurcatana
Mediterranean juniper

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Molluscs

Molluscs in Montana

Discover molluscs observed in Montana, United States

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Eastern Heath Snail

Eastern Heath Snail

Xerolenta obvia

139 observations

Leopard Slug

Leopard Slug

Limax maximus

109 observations

Milky Slug

Milky Slug

Deroceras reticulatum

50 observations

Black Slug

Black Slug

Arion ater

46 observations

Idaho Forestsnail

Idaho Forestsnail

Allogona ptychophora

24 observations

Fatmucket

Fatmucket

Lampsilis siliquoidea

23 observations

Western Pearlshell

Western Pearlshell

Margaritifera falcata

17 observations

Grooved Fingernailclam

Grooved Fingernailclam

Sphaerium simile

15 observations

Lymnaea jugularis

Lymnaea jugularis

Lymnaea jugularis

15 observations

Giant Floater

Giant Floater

Pyganodon grandis

13 observations

Western Banded Tigersnail

Western Banded Tigersnail

Anguispira occidentalis

12 observations

Western Dusky Slug

Western Dusky Slug

Arion subfuscus

9 observations

Roman Snail

Roman Snail

Helix pomatia

7 observations

Rocky Mountainsnail

Rocky Mountainsnail

Oreohelix strigosa

7 observations

Pacific Sideband

Pacific Sideband

Monadenia fidelis

6 observations

Black Sandshell

Black Sandshell

Ligumia recta

6 observations

Acute Bladder Snail

Acute Bladder Snail

Physella acuta

5 observations

Reticulate Taildropper

Reticulate Taildropper

Prophysaon andersonii

5 observations

Mud Bithynia

Mud Bithynia

Bithynia tentaculata

3 observations

Meadow Slug

Meadow Slug

Deroceras laeve

3 observations

Coeur d'Alene Oregonian

Coeur d'Alene Oregonian

Cryptomastix mullani

3 observations

Marsh Pond Snail

Marsh Pond Snail

Ladislavella elodes

3 observations

Mapleleaf

Mapleleaf

Quadrula quadrula

2 observations

New Zealand Mudsnail

New Zealand Mudsnail

Potamopyrgus antipodarum

2 observations

Big-eared Radix

Big-eared Radix

Radix auricularia

2 observations

Marsh Ramshorn

Marsh Ramshorn

Planorbella trivolvis

2 observations

Red-rimmed Melania

Red-rimmed Melania

Melanoides tuberculata

2 observations

Pellucid Glass-snail

Pellucid Glass-snail

Vitrina pellucida

2 observations

Black Gloss Snail

Black Gloss Snail

Zonitoides nitidus

2 observations

Chinese Mystery Snail

Chinese Mystery Snail

Margarya chinensis

2 observations

Asian Clam

Asian Clam

Corbicula fluminea

1 observations

Rocky Mountain Capshell

Rocky Mountain Capshell

Acroloxus coloradensis

1 observations

pond fingernailclam

pond fingernailclam

Musculium securis

1 observations

White Heelsplitter

White Heelsplitter

Lasmigona complanata

1 observations

Two-ridged Ramshorn

Two-ridged Ramshorn

Helisoma anceps

1 observations

Forest Disc

Forest Disc

Discus whitneyi

1 observations

Robust Lancetooth Snail

Robust Lancetooth Snail

Haplotrema vancouverense

1 observations

Magnum Mantleslug

Magnum Mantleslug

Magnipelta mycophaga

1 observations

Alpine Mountainsnail

Alpine Mountainsnail

Oreohelix alpina

1 observations

Carinate Mountainsnail

Carinate Mountainsnail

Oreohelix elrodi

1 observations

Smoky Taildropper

Smoky Taildropper

Prophysaon humile

1 observations

Rhomboid Fingernailclam

Rhomboid Fingernailclam

Sphaerium rhomboideum

1 observations

Striated Fingernailclam

Striated Fingernailclam

Sphaerium striatinum

1 observations

Chestnut Slug

Chestnut Slug

Deroceras invadens

1 observations

fasciatus-group Arion Slugs

fasciatus-group Arion Slugs

Carinarion

1 observations

Frequently Asked Questions

What are the 10 most common molluscs in Montana?

The 10 most common molluscs in Montana are:

Eastern Heath Snail (Xerolenta obvia)
Leopard Slug (Limax maximus)
Milky Slug (Deroceras reticulatum)
Black Slug (Arion ater)
Idaho Forestsnail (Allogona ptychophora)
Fatmucket (Lampsilis siliquoidea)
Western Pearlshell (Margaritifera falcata)
Grooved Fingernailclam (Sphaerium simile)
Lymnaea jugularis
Giant Floater (Pyganodon grandis)

What is the most observed mollusc in Montana?

The most observed mollusc in Montana is Eastern Heath Snail (Xerolenta obvia), with 139 recorded observations.

What are the most common invasive molluscs in Montana?

Some of the most commonly observed invasive molluscs in Montana include:

Eastern Heath Snail (Xerolenta obvia)
Roman Snail (Helix pomatia)

What are the most common native molluscs in Montana?

Some of the most commonly observed native molluscs in Montana include:

Reticulate Taildropper (Prophysaon andersonii)