Old World Warblers (Sylviidae)
Arctic Warbler (Phylloscopus borealis) - HBW 11, p. 661
French: Pouillot boréal
German: Wanderlaubsänger
Spanish: Mosquitero Boreal
Other common names: Arctic Leaf-warbler/Willow-warbler, Eversmann’s Warbler
Taxonomy: Phyllopneuste borealis J. H. Blasius, 1858, north coast of Sea of Okhotsk, Russia.
Additional proposed races are talovka (Scandinavia E to S Siberia and NW Mongolia), transbaicalicus (E Siberia and N Mongolia) and hylebata (N Manchuria and SE Russia S to N Korea), all considered indistinguishable from nominate, and examinandus (from S Kurils and Japan), which is synonymized with xanthodryas. Three subspecies recognized.
Subspecies and Distribution:
- borealis (J. H. Blasius, 1858) - breeds N Europe (N & E Fennoscandia, N Russia) E through N Siberia to R Kolyma, S to SC Siberia (L Baikal), Mongolia and NE China (N & E Manchuria); non-breeding SE Asia (S Myanmar E to Vietnam), SE China (Fujian, N Guangdong) and Taiwan S to Sundas.
- xanthodryas (Swinhoe, 1863) - breeds NE Russia (Chukotka and Kamchatka) S to Sakhalin I, Kuril Is and Japan (Hokkaido, Honshu); non-breeding Taiwan, Borneo, Philippines (Luzon, Negros) and Indonesia (E to Lesser Sundas).
- kennicotti (S. F. Baird, 1869) - breeds NW USA (W Alaska); non-breeding Philippines and Indonesia (E to Lesser Sundas).
- Least Concern Enlarge map
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A bird taking a bath. Locality Phu Khieo Wildlife Sanctuary, Chaiyaphum Province, North Eastern Thailand, Thailand
Yoel Jimenez 4 February 2012 1 year ago 25 sec 4.7 -
looking for food Locality Kaeng Krachan National Park, Western Thailand, Thailand (ssp borealis)
Daniêl Jimenez 27 December 2010 2 years ago 25 sec 4.7 -
looking for food Locality Kaeng Krachan National Park, Western Thailand, Thailand (ssp borealis)
Daniêl Jimenez 27 December 2010 2 years ago 35 sec 4.2 -
An adult passage bird singing and calling from a branch, lateral and dorsal views. Locality Happy Island, Hebei, China (Northern) (ssp borealis)
Mark Andrews 15 May 2012 49 weeks ago 37 sec 4 -
A bird singing from a tree and flying away. Locality Ola Lagoon, Magadan Oblast, Eastern Russia, Russia (ssp xanthodryas)
Josep del Hoyo 25 June 2009 2 years ago 24 sec 3.3 -
A bird moving through the vegetation Locality Manukan Island, Tunku Abdul Rahman Park, Sabah (Malaysia), Borneo (ssp xanthodryas)
Keith Blomerley 29 September 2001 5 years ago 19 sec 3.2
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An adult carrying food for its chicks
Locality Labytnangi, Yamalo-Nenets Autonomous Okrug, Eastern Russia, Russia (ssp borealis)
Laurent Demongin 26 July 2010 2 years ago 4.2 -
A bird on a branch at Central Yakutia.
Locality Sakha (Yakutia) Republic, Eastern Russia, Russia
Alexdersu 12 July 2011 1 year ago 4.2 -
Near a small pond
Locality Kaeng Krachan National Park, Western Thailand, Thailand
John A Thompson 28 October 2012 26 weeks ago 4 -
Arctic Warbler, Happy Island, Hebei, China
Locality Hebei, China (Northern)
Mark Andrews 17 May 2009 3 years ago 4 -
An adult bird perched in a tree.
Locality Buru, Maluku Islands (Indonesia) (ssp xanthodryas)
James Eaton 23 October 2012 27 weeks ago 3.6 -
An adult bird perched on a branch.
Locality Buru, Maluku Islands (Indonesia) (ssp xanthodryas)
James Eaton 23 October 2012 27 weeks ago 3.5
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An adult singing Locality Labytnangi, Yamalo-Nenets Autonomous Okrug, Eastern Russia, Russia
(ssp borealis)
Laurent Demongin 25 June 2010 2 years ago 4.5 -
An adult alarming Locality Labytnangi, Yamalo-Nenets Autonomous Okrug, Eastern Russia, Russia
(ssp borealis)
Laurent Demongin 26 July 2010 2 years ago 4 -
Three bouts of song of a bird in a tree.
Locality Ola Lagoon, Magadan Oblast, Eastern Russia, Russia
(ssp xanthodryas)
Josep del Hoyo 25 June 2009 2 years ago 4 -
calls of bird in low bush Locality Iriomotejima, Ryukyu Islands, Japan
Desmond Allen 1 February 2002 3 years ago 4 -
An adult calling Locality Labytnangi, Yamalo-Nenets Autonomous Okrug, Eastern Russia, Russia
(ssp borealis)
Laurent Demongin 25 June 2010 2 years ago 3
