Family Leaf-warblers (Phylloscopidae)

Least Concern

Radde's Warbler (Phylloscopus schwarzi)


French: Pouillot de Schwarz German: Bartlaubsänger Spanish: Mosquitero de Schwarz

Sylvia (Phyllopneuste) Schwarzi


, 1863,

Tarei Nor and Bureya Mountains, Transbaikalia and Amurland, Russia


Has been thought to merit placement in a separate genus, Herbivocula, on basis of heavy bill, rictal bristles and large feet, but molecular evidence#R indicates sister relationship with P. armandii. Monotypic.


SC & SE Siberia (Novosibirsk and Russian Altai E to Stanovoy Mts, Ussuriland, Amurland and Sakhalin), S to N Mongolia, NE China (Greater and Lesser Hinggan Mts) and N Korea; non-breeding N and C Thailand, E Myanmar (N Tenasserim) E to Indochina, occasionally SE China (Guangdong).

Descriptive notes

12·5–13·5 cm; 8–15 g. A medium-sized, stocky leaf-warbler with rather large-headed, hunched appearance, stout legs and comparatively thick bill.... read more


Song, from treetop (on spring passage) or from lower parts of tree and undergrowth (later, during... read more


Breeds in open taiga forest (particularly glades and clearings) with dense undergrowth, also on... read more

Food and feeding

Food mostly small insects and larvae. Forages usually alone, in low branches of trees or bushes, in ground-layer vegetation and on ground... read more


Jun to early Aug; nestlings middle to late Jul in SE Russia (Amurland) and fledglings early Aug on Sakhalin I. Territorial, territory... read more


Migratory. All populations make post-breeding movement to SE Asia (mainly Myanmar and Thailand and... read more

Status and conservation

Not globally threatened. Common or locally common. Fairly common in China; common in SE Asian non-breeding area, widespread and uncommon in Cambodia. Little information on... read more

Recommended citation

Clement, P. (2020). Radde's Warbler (Phylloscopus schwarzi). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 25 February 2020).