#5032 · 🪼 jellyfish, starfish, worms & co
Indo-Pacific Rock-boring Urchin
Echinometra mathaei
🪼 Jellyfish, starfish, worms & co 📍 outside Europe
10 photos from iNaturalist (Creative Commons) · credits & licences
- 1. © Carmelo López Abad · CC BY-NC 4.0
- 2. © Robin Gwen Agarwal · CC BY-NC 4.0
- 3. © anonymous · CC BY 4.0
- 4. © 104623964081378888743 · CC BY-NC 4.0
- 5. © Robin Gwen Agarwal · CC BY-NC 4.0
- 6. © Phil Liff-Grieff · CC BY-NC-SA 4.0
- 7. © sea-kangaroo · CC BY-NC-ND 4.0
- 8. © d_kluza · CC BY-NC-ND 4.0
- 9. © Ron Greer · CC BY-NC 4.0
- 10. © sea-kangaroo · CC BY-NC-ND 4.0
what is it?
Echinometra mathaei , the burrowing urchin , is a species of sea urchin in the family Echinometridae. It occurs in shallow waters in the Indo-Pacific region. The type locality is Mauritius.
base stats
Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).
fun facts
- No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
- 6,824 observations worldwide on iNaturalist.
- Scientifically named by Henri Marie Ducrotay de Blainville in 1825 (201 years ago).
fact sheet
- English
- Indo-Pacific Rock-boring Urchin
- scientific name
- Echinometra mathaei
- class
- Echinoidea
- order
- Camarodonta
- family
- Echinometridae
- sightings in NL
- 0
- sightings worldwide
- 6,824
- GBIF records in NL
- 0
- weight
- —
- length
- —
- lifespan
- —
- named
- 1825 by Henri Marie Ducrotay de Blainville
relatives· Echinometridae
Sources: iNaturalist taxon 128719, Wikidata Q260571, GBIF 2278863, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.