CreatureData

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.

  1. Austria
  2. Czechia
  3. France
  4. Germany
  5. Israel
  6. Sweden
  7. Switzerland

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?

  1. kingdomAnimalia
  2. phylumMollusca
  3. classGastropoda
  4. familyPlanorbidae
  5. genusGyraulus
  6. 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

Catalogue of Life

Relatives of the ash gyro

Other species in the same genus Gyraulus.

White gyro

Gyraulus albus

PlanorbidaeNo free photo yet

Thames gyro

Gyraulus acronicus

PlanorbidaeNo free photo yet

Flexed gyro

Gyraulus deflectus

PlanorbidaeNo free photo yet

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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APA

CreatureData. (2026). Ash gyro (Gyraulus parvus). Retrieved from https://creaturedata.com/animals/ash-gyro

MLA

“Ash gyro (Gyraulus parvus).” CreatureData, 2026, https://creaturedata.com/animals/ash-gyro.

BibTeX
@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}
}