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#4488 · 🦀 crabs & other crustaceans

Leach's spider crab

🇳🇱 Gladde sponspootkrab ·Inachus phalangium

🦀 Crabs & other crustaceans 📍 in the Netherlands
Leach's spider crab, photo 1 of 10
1/10 © Frédéric ANDRE · CC BY-NC 4.0

what is it?

Inachus phalangium , Leach's spider crab , is a species of crabs from the north-eastern Atlantic Ocean and Mediterranean Sea. 81 in) wide, and is very similar to other species in the genus Inachus .

base stats

  • NL sightings 9iNaturalist, research grade
  • worldwide 1,112iNaturalist 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 9 times in the Netherlands on iNaturalist.
  • 1,112 observations worldwide on iNaturalist.
  • Scientifically named by Johan Christian Fabricius in 1775 (251 years ago).

fact sheet

English
Leach's spider crab
Nederlands
Gladde sponspootkrab
scientific name
Inachus phalangium
class
Malacostraca
order
Decapoda
family
Inachidae
sightings in NL
9
sightings in Europe
585
sightings worldwide
1,112
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1775 by Johan Christian Fabricius

relatives· Inachidae

Sources: iNaturalist taxon 326067, Wikidata Q1759963, GBIF 5178705, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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