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#4436 · 🦀 crabs & other crustaceans

Common Rough Woodlouse

🇳🇱 Ruwe pissebed ·Porcellio scaber

🦀 Crabs & other crustaceans 📍 in the Netherlands
Common Rough Woodlouse, photo 1 of 10
1/10 © Julian Fuchs · CC BY-NC 4.0

what is it?

Porcellio scaber (otherwise known as the common rough woodlouse or simply rough woodlouse ), is a species of European woodlouse. , which are able to curl into a ball to defend themselves.

base stats

  • NL sightings 2,161iNaturalist, research grade
  • worldwide 73,010iNaturalist 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

  • Spotted 2,161 times in the Netherlands on iNaturalist: the #1 most seen of the crabs & other crustaceans in NL.
  • 73,010 observations worldwide on iNaturalist.
  • Scientifically named by Pierre André Latreille in 1804 (222 years ago).

fact sheet

English
Common Rough Woodlouse
Nederlands
Ruwe pissebed
scientific name
Porcellio scaber
class
Malacostraca
order
Isopoda
family
Porcellionidae
sightings in NL
2,161
sightings in Europe
34,542
sightings worldwide
73,010
GBIF records in NL
46,388
weight
—
length
—
lifespan
—
named
1804 by Pierre André Latreille

relatives· Porcellionidae

Sources: iNaturalist taxon 122238, Wikidata Q21171, GBIF 6284337, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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