Great northern loon / Eistaucher (Gavia immer)

Great northern loon, Squam Lake, New Hampshire. 2023-10-06 12.26.58 New England
Classification: Genus Gavia; Family Loons (Gaviidae)
This bird appears across the great seas in the following continents: Europe, North America.
Deutschland: seltener Wintergast
Song: Song: Like a slow Black-throated Diver. Pitch slowly rising with a register break, progressing into a cyclic, two to four syllable, motif. [Link]
Calls: Also various vibrating eerie descending calls. Often used as sound effect in horror movies. [Link]
Physical details: length=69-91 cm, wingspan=69-91 cm, weight=3600-4480 g

First documented observation : 2023-10-06 in New England.