Figure 5. Some exemplary large organisms of the western Antarctic Peninsula (WAP). (a) The overstory brown macroalga Cystosphaera jacquinotii, which can
co-dominate with other large brown algae in benthic communities along the WAP. The spherical structures are gas-filled floats that allow the alga to rise two or
more meters off the bottom. The oblong structures are reproductive elements. Photo by C.D. Amsler. (b) Adult Antarctic krill Euphausia superba. The green color
is from phytoplankton in the gut. Photo by A. McDonnell. (c) Adult Adélie penguin Pygoscelis adeliae and a two week-old chick at Torgersen Island, one kilometer
from Palmer Station. Photo by W. Fraser