Native
Introduced
Reintroduced
Vagrant
Native (uncertain presence)
Regionally extinct vagrant
Regionally extinct
Synonyms : 普通潜鸟 (cn), potáplice lední (cz), Eistaucher (de), Islom (dk), Great Northern Loon (en), Colimbo Grande (es), amerikanjääkuikka (fi), Jeges búvár (hu), Strolaga maggiore (it), ハシグロアビ (jp), IJsduiker (nl), Islom (no), (nur) lodowiec (pl), Черноклювая гагара (ru), Svartnäbbad islom (se), potáplica veľká (sl)
Great Northern Loon
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