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#4508 · 🦀 crabs & other crustaceans

Swift Woodlouse

🇳🇱 Gladde Pissebed ·Porcellio laevis

🦀 Crabs & other crustaceans 📍 in Europe, not in NL
Swift Woodlouse, photo 1 of 10
1/10 © RAP · CC BY 4.0

what is it?

Porcellio laevis (commonly called the swift woodlouse , or smooth slater in Australia) is a species of woodlouse in the genus Porcellio . It has a cosmopolitan distribution, and has been introduced to Australia, including Norfolk Island and Lord Howe Island.

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 9,249iNaturalist 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.
  • 9,249 observations worldwide on iNaturalist.
  • Scientifically named by Pierre André Latreille in 1804 (222 years ago).

fact sheet

English
Swift Woodlouse
Nederlands
Gladde Pissebed
scientific name
Porcellio laevis
class
Malacostraca
order
Isopoda
family
Porcellionidae
sightings in NL
0
sightings in Europe
1,422
sightings worldwide
9,249
GBIF records in NL
2
weight
—
length
—
lifespan
—
named
1804 by Pierre André Latreille

relatives· Porcellionidae

Sources: iNaturalist taxon 296087, Wikidata Q2741575, GBIF 6284535, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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