Ash gyro
Gyraulus parvus (Say, 1817)
Status not recordedsnails and slugs
The ash gyro (Gyraulus parvus) is a species in the family Planorbidae.
No freely licensed photo yet
Quick facts about the ash gyro
- Weight
- Not recorded
- Length
- Not recorded
- Lifespan
- Not recorded
- Main food
- Not recorded
- Habitat
- freshwater
- Young per litter or clutch
- Not recorded
- Conservation status
- Not recorded
- Countries on record
- Not recorded
Where does the ash gyro live?
Not recorded
Where has it been introduced?
The Global Register of Introduced and Invasive Species lists the ash gyro as introduced in 7 countries.
Introduced means brought by people and now present; invasive means the country's checklist records an impact. A species can be native to one part of a country and introduced in another. Source: Global Register of Introduced and Invasive Species (CC BY 4.0).
Is the ash gyro endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the ash gyro classified?
- kingdomAnimalia
- phylumMollusca
- classGastropoda
- familyPlanorbidae
- genusGyraulus
- SpeciesGyraulus parvus (Say, 1817)
Synonyms Anisus laevis, Gyraulus cressmani, Gyraulus cyclostomus, Gyraulus enaulus, Gyraulus glaber, Gyraulus labiatus, Gyraulus laevis, Gyraulus parvus, Gyraulus parvus laevis, Gyraulus similaris, Gyraulus vermicularis albolineatus, Planorbis billingsii, Planorbis concavus, Planorbis elevatus, Planorbis glaber, Planorbis glaber var. compressa, Planorbis labiatus, Planorbis laevis, Planorbis parvus, Planorbis parvus var. walkeri, Planorbis similaris, Planorbis similis, Planorbis thermalis
Other names and names in other languages (21)
- Lesser ramshornEnglish
- Smooth gyroEnglish
- Smooth ram's-hornEnglish
- Smooth ramshornEnglish
- kružník malýCzech
- Kleines PosthörnchenGerman
- hentokehäkotiloFinnish
- gyraule modesteFrench
- Glotnusis sraigtukasLithuanian
- Gladde schijfhorenDutch
- Zatoczek gładkiPolish
- Вывернутая катушкаRussian
- kotúľka americkáSlovak
- glatt skivsnäckaSwedish
- kružník hladkýCzech
- Amerikanisches PosthörnchenGerman
- Planorbe naine d'AmériqueFrench
- Planorbine lisseFrench
- Planorbine voyageuseFrench
- Amerikaanse schijfhorenDutch
- amerikansk skivsnäckaSwedish
Relatives of the ash gyro
Other species in the same genus Gyraulus.
White gyro
Gyraulus albus
Thames gyro
Gyraulus acronicus
Chinese ramshorn
Gyraulus chinensis
Flexed gyro
Gyraulus deflectus
River ramshorn
Gyraulus riparius
Socotra island gyro
Gyraulus cockburni
CompareAsh gyro vs White gyroAsh gyro vs Thames gyroAsh gyro vs Chinese ramshornAsh gyro vs Flexed gyro
Common questions
Answered only where our data holds the answer.
Is the ash gyro an invasive species?
The Global Register of Introduced and Invasive Species lists the ash gyro as introduced in 7 countries, including Austria, Czechia, France, Germany and Israel, but does not flag it as invasive in any of them.
Sources and how to cite this page
Data as of 2026-11-14. How this page is put together.
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Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Ash gyro (Gyraulus parvus). Retrieved from https://creaturedata.com/animals/ash-gyro
“Ash gyro (Gyraulus parvus).” CreatureData, 2026, https://creaturedata.com/animals/ash-gyro.
@misc{ash_gyro_2026,
title = {Ash gyro (Gyraulus parvus)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/ash-gyro},
note = {Data as of 2026-11-14}
}