#4965 · 🪼 jellyfish, starfish, worms & co
Arctic Green Sea Urchin
Strongylocentrotus droebachiensis
7 photos from iNaturalist (Creative Commons) · credits & licences
what is it?
Strongylocentrotus droebachiensis is commonly known as the green sea urchin because of its characteristic green color. It is commonly found in northern waters all around the world including both the Pacific and Atlantic Oceans to a northerly latitude of 81 degrees and as far south as the Puget Sound (Washington State) and England. 4 in). The green sea urchin...
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.
- 9,470 observations worldwide on iNaturalist.
- Scientifically named by Otto Friedrich Müller in 1776 (250 years ago).
fact sheet
- English
- Arctic Green Sea Urchin
- scientific name
- Strongylocentrotus droebachiensis
- class
- Echinoidea
- order
- Camarodonta
- family
- Strongylocentrotidae
- sightings in NL
- 0
- sightings in Europe
- 413
- sightings worldwide
- 9,470
- GBIF records in NL
- 11
- weight
- —
- length
- —
- lifespan
- —
- named
- 1776 by Otto Friedrich Müller
relatives· Strongylocentrotidae
Sources: iNaturalist taxon 120070, Wikidata Q2187594, GBIF 2278856, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.