Whistler's Warbler

Whistler's Warbler

Seicercus whistleri

Silhouette: Jiekun He · PhyloPic

Daily sighting probability ~20% · Possible
at Dehradun

In 3 days ~50% in a week ~80%

1,134 Verified sightings at Dehradun
491 In all 6 parks From 2019 to 2026
February Best month
🌅 Crepuscular When it's spotted

About the Whistler's Warbler

Whistler's warbler (Phylloscopus whistleri) is a species of leaf warbler (family Phylloscopidae). It was formerly included in the "Old World warbler" assemblage. It is found in the Indian subcontinent, from the Himalayas to Myanmar. Its natural habitats are subtropical or tropical moist montane forests and heavily degraded former forest.

Whistler's warbler was previously placed in the genus Seicercus. A molecular phylogenetic study published in 2018 found that neither Phylloscopus nor Seicercus were monophyletic. In the subsequent reorganization the two genera were merged into Phylloscopus which has priority under the rules of the International Commission on Zoological Nomenclature. The common name commemorates the English ornithologist Hugh Whistler (1889–1943). Wikipedia →

Sounds

Recording0:35

India · 2023

© dbeadle · iNaturalist · CC BY-NC 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Langtang National Park 🇳🇵 Nepal
~20%
2 Jim Corbett National Park 🇮🇳 India
~10%
3 Namdapha National Park 🇮🇳 India
~10%
4 Royal Manas National Park 🇧🇹 Bhutan
~10%
5 Manas National Park 🇮🇳 India
<5%
6 Kaziranga National Park 🇮🇳 India
<5%

Cities Where Found

# City Country Daily sighting probability
1 Dehradun 🇮🇳 India
~20%
2 Kathmandu 🇳🇵 Nepal
<5%
3 New Delhi 🇮🇳 India
<5%

Before you go

What are the chances of seeing a Whistler's Warbler in Dehradun?

Possible

About 20% of wildlife watchers report a Whistler's Warbler sighting in Dehradun on a given day, based on 1,134 verified sightings from GBIF citizen-science data. It is the 45th most-seen of the 280 birds we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see a Whistler's Warbler in Dehradun?

February

In that month about 40% of wildlife watchers report a Whistler's Warbler in Dehradun on a given day, against under 5% in May to September, the lowest months. That is one of Dehradun's driest months, with about 45 mm of rain against 370 mm in July.

What time of day is best to see a Whistler's Warbler?

Between 4 and 7 am

Across all the parks we cover, that three-hour window holds the most Whistler's Warbler sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is most active around dawn and dusk.

Is Dehradun the best place to see a Whistler's Warbler?

Yes

Of the 3 cities where we can rate Whistler's Warbler sightings, Dehradun has the highest daily chance: about 20%. Next come Kathmandu (Nepal, under 5%) and New Delhi (India, under 5%).

Where does the Whistler's Warbler sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Whistler's Warbler is recorded against all the birds logged in Dehradun (1,134 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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