Barrow’s goldeneye – Bucephala islandica
is a medium-sized sea duck of the genus Bucephala, the goldeneyes. This bird was named after Sir John Barrow. The genus name is derived from Ancient Greek boukephalos, "bullheaded", from bous, "bull" and kephale, "head", a reference to the bulbous head shape of the bufflehead. The species name islandica means Iceland.