Pallas's Warbler

Phylloscopus proregulus (Pallas, 1811) PA PALWA 12980
Family: Passeriformes > Phylloscopidae

Still a magical sight for anyone who finds one (they are commonest on the east coast in October/November), these tiny birds will have travelled more than 3,000 miles from breeding grounds in the Far East.

Select a topic for more facts and statistics about the Pallas's Warbler


Pallas's Warbler identification is sometimes difficult.


Listen to example recordings of the main vocalisations of Pallas's Warbler, provided by xeno-canto contributors.


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Our interactive online courses are a great way to develop your bird identification skills, whether you're new to the hobby or a competent birder looking to hone your abilities.

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Status and Trends

Population size and trends and patterns of distribution based on BTO surveys and atlases with data collected by BTO volunteers.


This species can be found on the following statutory and conservation listings and schedules.


We have no population estimates for this scarce species.


Pallas’s Warblers are rare late-autumn visitors from Siberia. During 2007–11 they were recorded from 58 10-km squares in winter, with 52 of these involving sightings in November only. The bulk of the records were from the North Sea coast between Aberdeenshire and north Norfolk. In contrast, several of the records in English south-coast counties were made in midwinter.

Occupied 10-km squares in UK



Pallas's Warbler is a scarce autumn passage migrant with most birds arriving in October and November; some birds have wintered and there are occasional spring records.

Weekly occurence of Pallas's Warbler from BirdTrack
Weekly occurrence patterns (shaded cells) and reporting rates (vertical bars) based on BirdTrack data. Reporting rates give the likelihood of encountering the species each week.


Information about movement and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.


View a summary of recoveries in the Online Ringing Report.

Foreign locations of birds ringed or recovered in Britain & Ireland

Foreign locations of Pallas's Warbler ringed or recovered in Britain & Ireland
Encountered in: Winter (Nov-Feb); Spring (Mar-Apr); Summer (May-Jul); Autumn (Aug-Oct)


Lifecycle and body size information about Pallas's Warbler, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.



Feather measurements and photos on featherbase


For information in another language (where available) click on a linked name

Welsh: Telor Pallas
Catalan: mosquiter reietó
Czech: budnícek zlatohlavý
Danish: Fuglekongesanger
Dutch: Pallas' Boszanger
Estonian: kuld-lehelind
Finnish: hippiäisuunilintu
French: Pouillot de Pallas
German: Goldhähnchen-Laubsänger
Hungarian: királyfüzike
Icelandic: Kollsöngvari
Irish: Ceolaire Pallas
Italian: Luì di Pallas
Latvian: Sibirijas kaukitis
Lithuanian: nykštukine pecialinda
Norwegian: Fuglekongesanger
Polish: swistunka zlotawa
Portuguese: felosa-de-pallas
Slovak: kolibiarik králikovitý
Slovenian: kraljicica
Spanish: Mosquitero de Pallas
Swedish: kungsfågelsångare

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