DiscoverSpeciesOther invertebrates
South Australian Live-bearing Sea Star
Parvulastra parvivipara
- Usual depth0.5 m
- Water temperature17–18 °C
- Best monthsMay
- How commonRare
About this species
Parvulastra parvivipara is a very small species of starfish in the family Asterinidae. It is a viviparous species and gives birth to live young. It lives in rock pools on intertidal granite rocks in a limited area of South Australia.
Text from the Wikipedia article “Parvulastra parvivipara”, licensed CC BY-SA 4.0. Read the article
Where and when
Where it has been recorded
Worldwide
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Best months
Worldwide (open data)
- January: 1 records
- February: 1 records
- March: 2 records
- April: 0 records
- May: 4 records
- June: 0 records
- July: 0 records
- August: 1 records
- September: 2 records
- October: 0 records
- November: 0 records
- December: 0 records
Depth and water temperature
Depth
Mostly recorded at 0.5 m · Deepest record: 0.5 m
Water temperature
Recorded in surface water of 17–18 °C
Names and classification
- English
- South Australian Live-bearing Sea Star
Other scientific names: Patiriella parvivipara
Similar species
Dwarf Cushion StarParvulastra exigua
Tasmanian Livebearing SeastarParvulastra vivipara
Carpet Sea StarMeridiastra calcar
Gunn's six-armed starMeridiastra gunnii
Blue bat starPatiria pectinifera
Common cushion starPatiriella regularis
Sources and credits
Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).
- Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
- Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
- Conservation status as published by GBIF (IUCN Red List).
- 24 open-data records from 1975 to 1991.
- Species data updated November 5, 2026.
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