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Asian Clam
Corbicula fluminea
117 observations
Red-rimmed Melania
Melanoides tuberculata
102 observations
Garden Snail
Cornu aspersum
56 observations
Invasive
Decollate Snail
Rumina decollata
46 observations
Southern Flatcoil
Polygyra cereolus
31 observations
Southwest Nevada Pyrg
Pyrgulopsis turbatrix
29 observations
Acute Bladder Snail
Physella acuta
22 observations
Rocky Mountainsnail
Oreohelix strigosa
18 observations
Amargosa Tryonia
Tryonia variegata
16 observations
Quagga Mussel
Dreissena bugensis
15 observations
Grand Wash Springsnail
Pyrgulopsis bacchus
14 observations
Spring Mountains Springsnail
Pyrgulopsis deaconi
14 observations
Silky Vallonia
Vallonia cyclophorella
14 observations
Pellucid Glass-snail
Vitrina pellucida
14 observations
Whitepine Mountainsnail
Oreohelix hemphilli
13 observations
Leopard Slug
Limax maximus
11 observations
Oasis Valley Springsnail
Pyrgulopsis micrococcus
11 observations
Seminole Ramshorn
Planorbella duryi
11 observations
Sportinggoods Tryonia
Tryonia angulata
8 observations
Eastern Desertsnail
Eremarionta rowelli
8 observations
Marsh Ramshorn
Planorbella trivolvis
8 observations
Forest Disc
Discus whitneyi
8 observations
Pahranagat Pebblesnail
Pyrgulopsis merriami
8 observations
Western Lahontan Pyrg
Pyrgulopsis longiglans
7 observations
Ash Meadows Pebblesnail
Pyrgulopsis erythropoma
6 observations
Corded Pyrg
Pyrgulopsis nevadensis
6 observations
New Zealand Mudsnail
Potamopyrgus antipodarum
6 observations
Tawny Glass-snail
Euconulus fulvus
6 observations
Meadow Slug
Deroceras laeve
6 observations
Hardy Springsnail
Pyrgulopsis marcida
6 observations
Ubiquitous Peaclam
Euglesa casertana
6 observations
Moapa Pebblesnail
Pyrgulopsis avernalis
5 observations
Median-gland Springsnail
Pyrgulopsis pisteri
5 observations
Milky Slug
Deroceras reticulatum
5 observations
Wong's Pyrg
Pyrgulopsis wongi
5 observations
Western Ridged Mussel
Gonidea angulata
5 observations
Spring Mountainsnail
Oreohelix handi
5 observations
Kings River Pyrg
Pyrgulopsis imperialis
5 observations
Monitor Tryonia
Tryonia monitorae
5 observations
Sanchez Pyrg
Pyrgulopsis sanchezi
5 observations
California Floater
Anodonta californiensis
5 observations
Fairbanks Springsnail
Pyrgulopsis fairbanksensis
4 observations
Great Basin Ramshorn
Helisoma newberryi
4 observations
Pyramid Lake Pebblesnail
Fluminicola dalli
4 observations
Ash Gyro
Gyraulus parvus
4 observations
Crestless Column
Pupilla hebes
4 observations
Corn Creek Pyrg
Pyrgulopsis fausta
4 observations
Lockes Pyrg
Pyrgulopsis lockensis
4 observations
White River Valley Pyrg
Pyrgulopsis sathos
4 observations
Grated Tryonia
Tryonia clathrata
3 observations
Frequently Asked Questions
- The 10 most common molluscs in Nevada are:
- Asian Clam (Corbicula fluminea)
- Red-rimmed Melania (Melanoides tuberculata)
- Garden Snail (Cornu aspersum)
- Decollate Snail (Rumina decollata)
- Southern Flatcoil (Polygyra cereolus)
- Southwest Nevada Pyrg (Pyrgulopsis turbatrix)
- Acute Bladder Snail (Physella acuta)
- Rocky Mountainsnail (Oreohelix strigosa)
- Amargosa Tryonia (Tryonia variegata)
- Quagga Mussel (Dreissena bugensis)
- The most observed mollusc in Nevada is Asian Clam (Corbicula fluminea), with 117 recorded observations.
- Some of the most commonly observed invasive molluscs in Nevada include:
- Decollate Snail (Rumina decollata)