Native
Introduced
Reintroduced
Vagrant
Native (uncertain presence)
Regionally extinct vagrant
Regionally extinct
Synonyms : 棕头鸥 (cn), racek hnědohlavý (cz), Braunkopflachmöwe (de), Brunhovedet Måge (dk), Brown-headed Gull (en), Gaviota Centroasiática (es), tiibetinlokki (fi), Gabbiano testabruna (it), チャガシラカモメ (jp), Bruinkopmeeuw (nl), Asiahettemåke (no), mewa tybetańska (pl), Буроголовая чайка (ru), Brunhuvad mås (se), čajka hnedohlavá (sl)
Brown-headed Gull