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#4823 · 🐌 snails, slugs & other molluscs

Eastern Elliptio

Elliptio complanata

LCleast concern 🐌 Snails, slugs & other molluscs 📍 outside Europe
Eastern Elliptio, photo 1 of 7
1/7 © Philippe Blais · CC BY-NC-ND 4.0

what is it?

The eastern elliptio ( Elliptio complanata ) is a freshwater mussel in the Unionidae family, native to Canada and the United States.

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 9,608iNaturalist observations
  • threat LCleast concern

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.
  • 9,608 observations worldwide on iNaturalist.
  • Scientifically named by John Lightfoot in 1786 (240 years ago).

fact sheet

English
Eastern Elliptio
scientific name
Elliptio complanata
class
Bivalvia
order
Unionida
family
Unionidae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
9,608
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1786 by John Lightfoot

IUCN in Dutch: niet bedreigd. Blank means the sources don't say.

relatives· Unionidae

Sources: iNaturalist taxon 151576, Wikidata Q3012534, GBIF 2288334, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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