Båtsfjordfjellet, Finnmark, Norway
70°
31' 57.7" N 29° 17' 39.6" E 23
June 2019
Territorial
song/advertising call
from snow-covered scree and boulder
fields on mountain slope.
Song by
female
composed of a single element repeated continuously,
at four times per second, in flight over a wide area.
Single up-slurred element (range 2.27-3.51 Khz) sounds
not unlike a male Teal-like peep, with a slight
wobble/levelling out in the middle.