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#2105 · 🐟 fish

Sunbleak

🇳🇱 Vetje ·Leucaspius delineatus

LCleast concern 🐟 Fish 📍 in the Netherlands
Sunbleak, photo 1 of 10
1/10 © Stepan Markin · CC BY-NC 4.0

what is it?

Leucaspius delineatus , known as the sunbleak , belica or moderlieschen is a species of freshwater fish in the Cyprinidae family. It is currently the only species included in genus Leucaspius , whereas formerly others were included, which now have been moved to Ladigesocypris or Pseudophoxinus or merged with L. delineatus .

base stats

  • NL sightings 36iNaturalist, research grade
  • worldwide 905iNaturalist 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

  • Spotted 36 times in the Netherlands on iNaturalist: the #34 most seen of the fish in NL.
  • 905 observations worldwide on iNaturalist.
  • Scientifically named by Johann Jakob Heckel in 1843 (183 years ago).

fact sheet

English
Sunbleak
Nederlands
Vetje
scientific name
Leucaspius delineatus
class
Actinopterygii
order
Cypriniformes
family
Leuciscidae
IUCN Red List
LC · least concern
sightings in NL
36
sightings in Europe
517
sightings worldwide
905
GBIF records in NL
12,750
weight
—
length
—
lifespan
—
named
1843 by Johann Jakob Heckel

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

relatives· Leuciscidae

Sources: iNaturalist taxon 104519, Wikidata Q750967, GBIF 2362881, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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