#4802 · 🐌 snails, slugs & other molluscs

Pacific Banana Slug

🇳🇱 Pacifische bananenslak ·Ariolimax columbianus

🐌 Snails, slugs & other molluscs 📍 outside Europe

10 photos from iNaturalist (Creative Commons) · credits & licences

1. © ritchie · CC BY-NC 4.0
2. © Milli Vedder · CC BY-NC 4.0
3. © Jason Headley · CC BY-NC 4.0
4. © Milli Vedder · CC BY-NC 4.0
5. Clallam County, WA, USA:© Aaron S. Young · CC BY-NC 4.0
6. Lake Oswego, OR, US:© r0wanberry · CC BY-NC 4.0
7. Montgomery, Calgary, AB, Canada:© starrking · CC BY-NC 4.0
8. 2930 Trans-Canada Hwy, Victoria, BC V9B 5T9, Canada:© Thomas Barbin · CC BY-NC 4.0
9. Cal Poly Humboldt, Arcata, CA, US:© ninheringer · CC BY-NC 4.0
10. Fox Hollow Rd, Eugene, OR, US:© cursedcorndog · CC BY-NC 4.0

what is it?

Ariolimax columbianus or the Pacific banana slug is a species of Ariolimax Banana slug found on the Pacific Coast of North America.

base stats

NL sightings 0iNaturalist, research grade
worldwide 66,153iNaturalist observations

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.
66,153 observations worldwide on iNaturalist.
Scientifically named by Augustus Addison Gould in 1851 (175 years ago).

fact sheet

English: Pacific Banana Slug
Nederlands: Pacifische bananenslak
scientific name: Ariolimax columbianus
class: Gastropoda
order: Stylommatophora
family: Ariolimacidae
sightings in NL: 0
sightings worldwide: 66,153
GBIF records in NL: 1
weight: —
length: —
lifespan: —
named: 1851 by Augustus Addison Gould

relatives· Ariolimacidae

Sources: iNaturalist taxon 47776, Wikidata Q3692417, GBIF 2294090, Wikipedia (EN). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.