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#4683 · 🐌 snails, slugs & other molluscs

Lagoon Cockle

🇳🇱 Brakwaterkokkel ·Cerastoderma glaucum

🐌 Snails, slugs & other molluscs 📍 in the Netherlands
Lagoon Cockle, photo 1 of 10
1/10 © Juan Valentín · CC BY-NC 4.0

what is it?

Cerastoderma glaucum , commonly known as the lagoon cockle , is a species of saltwater clam, a marine bivalve mollusc in the family Cardiidae, the cockles.

base stats

  • NL sightings 18iNaturalist, research grade
  • worldwide 4,527iNaturalist 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 18 times in the Netherlands on iNaturalist.
  • 4,527 observations worldwide on iNaturalist.
  • Scientifically named by Jean Guillaume Bruguière in 1782 (244 years ago).

fact sheet

English
Lagoon Cockle
Nederlands
Brakwaterkokkel
scientific name
Cerastoderma glaucum
class
Bivalvia
order
Cardiida
family
Cardiidae
sightings in NL
18
sightings in Europe
3,315
sightings worldwide
4,527
GBIF records in NL
3,041
weight
—
length
—
lifespan
—
named
1782 by Jean Guillaume Bruguière

relatives· Cardiidae

Sources: iNaturalist taxon 339365, Wikidata Q2550416, GBIF 2286585, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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