Dartford Warbler

Dartford Warbler

Sylvia undata

Silhouette: Martin Bulla, based on John Cox's illustration · PhyloPic

Daily sighting probability ~10% · With luck
at Sierra Nevada National Park
154 Verified sightings at Sierra Nevada National Park From 2019 to 2026
1,835 Verified sightings across all 12 parks From 2019 to 2026
December Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Dartford Warbler

The Dartford warbler (Curruca undata) is a Sylviid 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 female is usually less grey above and paler below.

Its breeding range lies west of a line from southern England to the heel of Italy (southern Apulia). The Dartford warbler is usually resident all year in its breeding range, but there is some limited migration. The Dartford warbler was first described in 1776 by the Welsh naturalist, Thomas Pennant. He introduced the English name and based his description on two specimens that had been obtained by the ornithologist John Latham from Bexley Heath, near Dartford in Kent. In 1783 Latham included the warbler in his A General Synopsis of Birds but did not coin the binomial name, Sylvia dartfordiensis, until the supplement to his work was published in 1787. However, in 1783, before the publication... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Monfragüe National Park 🇪🇸 Spain
~10%
2 Doñana National Park 🇪🇸 Spain
~10%
3 Ordesa y Monte Perdido National Park 🇪🇸 Spain
~10%
4 Sierra Nevada National Park 🇪🇸 Spain
~10%
5 Sierra de Guadarrama National Park 🇪🇸 Spain
<5%
6 Camargue 🇫🇷 France
<5%
7 Pyrénées National Park 🇫🇷 France
<5%
8 Picos de Europa National Park 🇪🇸 Spain
<5%
9 Aigüestortes National Park 🇪🇸 Spain
<5%
10 Mercantour National Park 🇫🇷 France
Insufficient data
11 Cévennes National Park 🇫🇷 France
Insufficient data
12 Wadden Sea National Park 🇩🇪 Germany
Insufficient data

Quick answers

What are the chances of seeing a Dartford Warbler in Sierra Nevada National Park?

About 10% of wildlife watchers report a Dartford Warbler sighting in Sierra Nevada National Park, based on 154 verified sightings from GBIF citizen-science data.

When is the best time to see Dartford Warbler in Sierra Nevada National Park?

December has the highest sighting rate for Dartford Warbler in Sierra Nevada National Park in our monthly data.

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