Abundance: 0.01 to 0.41%

Latitudinal range: 36.8° to 72.8°

Habitats: (2) only

Found in two samples

Canada: Learmonth Site (Holocene)

Spain: Cueva de Nerja (Last Glacial Maximum) (Late Pleistocene)

See also Somateria mollissima, Somateria sp., Somateria spectabilis