Thick-billed Warbler

Arundinax aedon (Pallas, 1776) THBWA 12540
Family: Passeriformes > Acrocephalidae

A large, unstreaked buff-brown coloured warbler that breeds in a wide range of scrubby habitats in eastern Siberia and Mongolia.

Thick-billed Warbler is an extremely rare visitor to Britain and was added to the British List on the basis of an individual trapped at Fair Isle Bird Observatory, Shetland in 1955. Shetland has dominated the handful of subsequent records.

Select a topic for more facts and statistics about the Thick-billed Warbler

  • Breeding
  • Winter
29 records observations recorded by BTO surveyors
29 records

BTO RECORDS

29 records observations recorded by BTO surveyors
29 records

BTO RECORDS

Identification

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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.

CONSERVATION STATUS

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

POPULATION SIZE

We have no population estimates for this scarce species.

Movement

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

RINGING RECOVERIES

View a summary of recoveries in the Online Ringing Report.

Biology

Lifecycle and body size information about Thick-billed Warbler, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.

PRODUCTIVITY & NESTING

Sample sizes are too small to report Productivity and Nesting statistics for this species.

CODES & CLASSIFICATION

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

Czech: rákosník tlustozobý
Danish: Tyknæbbet Drosselrørsanger
Dutch: Diksnavelrietzanger
Finnish: paksunokkakerttunen
French: Rousserolle à gros bec
German: Dickschnabelspötter
Hungarian: Vastagcsoru nádirigó
Icelandic: Döggsöngvari
Lithuanian: Storasnape nendrinuke
Norwegian: tykknebbsanger
Polish: zaganiacz grubodzioby
Portuguese: Felosa-de-bico-grosso
Slovak: sedmohlások hrubozobý
Spanish: Carricero Picogordo
Swedish: tjocknäbbad sångare

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