#4814 · 🐌 snails, slugs & other molluscs
Spotted Dorid
Triopha maculata
7 photos from iNaturalist (Creative Commons) · credits & licences
what is it?
Triopha maculata , common name spotted triopha or speckled triopha, is a species of colorful sea slug, a nudibranch, a shell-less marine gastropod mollusk in the family Polyceridae. This species is very variable in color.
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.
- 12,245 observations worldwide on iNaturalist.
- Scientifically named by Frank Mace MacFarland in 1905 (121 years ago).
fact sheet
- English
- Spotted Dorid
- scientific name
- Triopha maculata
- class
- Gastropoda
- order
- Nudibranchia
- family
- Polyceridae
- sightings in NL
- 0
- sightings worldwide
- 12,245
- GBIF records in NL
- 0
- weight
- —
- length
- —
- lifespan
- —
- named
- 1905 by Frank Mace MacFarland
relatives· Polyceridae
#4582 📷 9Four-lined Polycera
🇳🇱 Harlekijnslak
Polycera quadrilineata
👀 282 in NL
#4596 📷 10Winged Thecacera
🇳🇱 Gestippelde mosdierslak
Thecacera pennigera
👀 161 in NL
#4744 📷 10Groene mosdierslak
Palio nothus
👀 5 in NL
#4799 📷 9Orange-clubbed Sea Slug
🇳🇱 Wrattige mosdierslak
Limacia clavigera
🌍 1.6k seen
Sources: iNaturalist taxon 47110, Wikidata Q3203299, GBIF 2291808, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.