Two-barred Warbler

Two-barred Warbler

Phylloscopus plumbeitarsus

Silhouette: Jiekun He · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability <5% · Rare
at Singapore

In 3 days <5%

49 Verified sightings at Singapore
1,926 In all 6 parks From 2019 to 2026
May Best month
🌅 Crepuscular When it's spotted

About the Two-barred Warbler

The two-barred warbler (Phylloscopus plumbeitarsus) is a bird of the leaf warbler family (Phylloscopidae). The species was first described by Robert Swinhoe in 1861. It was formerly included in the "Old World warbler" assemblage. It is closely related to the greenish warbler, to which it was formerly considered conspecific.

It is found in northern Mongolia, Manchuria and southern Siberia. They are a migratory species. Before the autumn migration, both adults and juveniles molt. Wikipedia →

Sounds

Call0:13

China · 2026

© Peter Boesman · XC1147718 · CC BY-NC-ND 4.0

Song0:29

Mongolia · 2025

© Ding Li Yong · XC1027473 · CC BY-NC-ND 4.0

Song0:16

China · 2024

© ANZHE · XC906235 · CC BY-NC-SA 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Khao Yai National Park 🇹🇭 Thailand
~20%
2 Kaeng Krachan National Park 🇹🇭 Thailand
~20%
3 Cat Tien National Park 🇻🇳 Vietnam
~10%
4 Doi Inthanon National Park 🇹🇭 Thailand
~10%
5 Gobi Gurvansaikhan National Park 🇲🇳 Mongolia
~10%
6 Khao Luang National Park 🇹🇭 Thailand
<5%

Cities Where Found

# City Country Daily sighting probability
1 Hanoi 🇻🇳 Vietnam
~10%
2 Beijing 🇨🇳 China
~10%
3 Hong Kong 🇨🇳 China
<5%
4 Tuen Mun 🇨🇳 China
<5%
5 Bangkok 🇹🇭 Thailand
<5%
6 Phnom Penh 🇰🇭 Cambodia
<5%
7 Ho Chi Minh City 🇻🇳 Vietnam
<5%
8 Guangzhou 🇨🇳 China
<5%
9 Taipei 🇹🇼 Taiwan
<5%
10 Singapore 🇸🇬 Singapore
<5%

Before you go

What are the chances of seeing a Two-barred Warbler in Singapore?

Rare

Under 5% of wildlife watchers report a Two-barred Warbler sighting in Singapore on a given day, based on 49 verified sightings from GBIF citizen-science data. It is the 242nd most-seen of the 298 birds we can rate there. Over three days the chance rises to under 5%, if each day is a fresh chance.

When is the best time to see a Two-barred Warbler in Singapore?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Two-barred Warbler in Singapore on a given day, so our monthly data shows no clear season.

What time of day is best to see a Two-barred Warbler?

Between 6 and 9 am

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

Is Singapore the best place to see a Two-barred Warbler?

10th of 10

Of the 10 cities where we can rate Two-barred Warbler sightings, Singapore ranks 10th at under 5%. The best odds are in Hanoi (Vietnam, about 10%), Beijing (China, about 10%) and Hong Kong (China, under 5%).

Where does the Two-barred Warbler sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Two-barred Warbler is recorded against all the birds logged in Singapore (49 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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