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#0891 · 🐦 birds

Dartford Warbler

🇳🇱 Provençaalse Grasmus ·Curruca undata

NTnear threatened 🐦 Birds 📍 in the Netherlands
Dartford Warbler, photo 1 of 10
1/10 © Carles Pastor · CC BY-SA 4.0

what is it?

The Dartford warbler ( Curruca undata ) is a typical warbler from the warmer parts of western Europe and northwestern Africa. It is a small warbler with a long thin tail and a thin pointed bill. The adult male has grey-brown upperparts and is dull reddish-brown below except for the centre of the belly which has a dirty white patch. It has light speckles on the throat and a red eye-ring. The sexes are similar but the adult...

base stats

  • NL sightings 6iNaturalist, research grade
  • worldwide 3,460iNaturalist observations
  • threat NTnear threatened

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 6 times in the Netherlands on iNaturalist.
  • 3,460 observations worldwide on iNaturalist.
  • Scientifically named by Pieter Boddaert in 1783 (243 years ago).

fact sheet

English
Dartford Warbler
Nederlands
Provençaalse Grasmus
scientific name
Curruca undata
class
Aves
order
Passeriformes
family
Sylviidae
IUCN Red List
NT · near threatened
sightings in NL
6
sightings in Europe
2,667
sightings worldwide
3,460
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1783 by Pieter Boddaert

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

relatives· Sylviidae

Sources: iNaturalist taxon 1289467, Wikidata Q110257524, GBIF 10355796, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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