CreatureData

Seven-armed star

Astrostole scabra (Hutton, 1872)

Status not recordedechinoderms

The seven-armed star (Astrostole scabra) is a species in the family Asteriidae, order Forcipulatida.

No freely licensed photo yet

Quick facts about the seven-armed star

Weight
Not recorded
Length
Not recorded
Lifespan
Not recorded
Main food
Not recorded
Habitat
Not recorded
Young per litter or clutch
Not recorded
Conservation status
Not recorded
Countries on record
Not recorded

Where does the seven-armed star live?

Not recorded

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists the seven-armed star as introduced in 1 country.

  1. Australia

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 seven-armed star 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 seven-armed star classified?

  1. kingdomAnimalia
  2. phylumEchinodermata
  3. classAsteroidea
  4. orderForcipulatida
  5. familyAsteriidae
  6. genusAstrostole
  7. SpeciesAstrostole scabra (Hutton, 1872)

Synonyms Asterias scaber, Margaraster scaber

Other names and names in other languages (4)
  • Seven-armed sea starEnglish
  • Seven-armed starfishEnglish
  • Stella a sette raggiItalian
  • Stella a sette bracciaItalian

Catalogue of Life

Relatives of the seven-armed star

Other species in the same genus Astrostole.

CompareSeven-armed star vs Island sea starSeven-armed star vs Astrostole platei

Common questions

Answered only where our data holds the answer.

Is the seven-armed star an invasive species?

The Global Register of Introduced and Invasive Species lists the seven-armed star as introduced in 1 country: Australia, but does not flag it as invasive in any of them.

What kind of animal is the seven-armed star?

The seven-armed star (Astrostole scabra) belongs to the family Asteriidae in the order Forcipulatida.

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). Seven-armed star (Astrostole scabra). Retrieved from https://creaturedata.com/animals/seven-armed-star

MLA

“Seven-armed star (Astrostole scabra).” CreatureData, 2026, https://creaturedata.com/animals/seven-armed-star.

BibTeX
@misc{seven_armed_star_2026,
  title = {Seven-armed star (Astrostole scabra)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/seven-armed-star},
  note = {Data as of 2026-11-14}
}