Crary bank: a deep foraging habitat for emperor penguins in the western Ross Sea

Although most dives of emperor penguins (Aptenodytes forsteri) are less than 100 m, penguins from the Cape Washington colony regularly perform deep dives > 400 m. To evaluate the significance and location of these deep dives of birds on foraging trips from Cape Washington, we report the satellite tracks of three birds. We also review the frequency of deep dives in the 35 of 42 birds that performed deep dives during seven research seasons over...