#4821 · 🐌 snails, slugs & other molluscs
San Diego Dorid
Diaulula sandiegensis
🐌 Snails, slugs & other molluscs 📍 outside Europe
9 photos from iNaturalist (Creative Commons) · credits & licences
what is it?
Diaulula sandiegensis is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Discodorididae.
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.
- 10,226 observations worldwide on iNaturalist.
- Scientifically named by James Graham Cooper in 1862 (164 years ago).
fact sheet
- English
- San Diego Dorid
- scientific name
- Diaulula sandiegensis
- class
- Gastropoda
- order
- Nudibranchia
- family
- Discodorididae
- sightings in NL
- 0
- sightings worldwide
- 10,226
- GBIF records in NL
- 0
- weight
- —
- length
- —
- lifespan
- —
- named
- 1862 by James Graham Cooper
relatives· Discodorididae
#4624 📷 10Millenium wratslak
Geitodoris planata
👀 72 in NL
#4627 📷 10Velvet Dorid
🇳🇱 Satijnslak
Jorunna tomentosa
👀 65 in NL
#4826 📷 10Red Sponge Dorid
Rostanga pulchra
🌍 8.6k seen
#4831 📷 9Noble Dorid
🇳🇱 Montereina nobilis
Peltodoris nobilis
🌍 8.1k seen
#4791 📷 10Leopard Sea Slug
🇳🇱 Luipaardslak
Peltodoris atromaculata
🌍 2.5k seen
Sources: iNaturalist taxon 508884, Wikidata Q3167364, GBIF 2292473, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.