DiscoverSpeciesOther invertebrates
Metalia nobilis
- Usual depth6–12 m
- Water temperature23–28 °C
- Best monthsApril, June, and December
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 0 records
- February: 1 records
- March: 1 records
- April: 3 records
- May: 0 records
- June: 2 records
- July: 1 records
- August: 0 records
- September: 0 records
- October: 1 records
- November: 1 records
- December: 2 records
Depth and water temperature
Depth
Mostly recorded at 6–12 m · Deepest record: 12.2 m
Water temperature
Recorded in surface water of 23–28 °C
Names and classification
Similar species
Mauve Heart UrchinMetalia spatagus

- Winged Heart Urchin
Metalia dicrana


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.
- Conservation status as published by GBIF (IUCN Red List).
- 16 open-data records from 1931 to 2022.
- Species data updated November 4, 2026.
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