South Georgia
In the Bay of Isles on South Georgia's northern coast, where glaciated peaks descend to tussock-covered slopes that meet the cold waters of the Southern Ocean, Prion Island rises as a compact, wildlife-rich landing site that offers expedition travelers one of the most intimate encounters with wandering albatross available anywhere on earth. This small, rounded island—barely a kilometer long—serves as a nesting site for a significant population of the wandering albatross, the largest flying bird on the planet, whose wingspan of over three meters and weight exceeding ten kilograms make it one of the most aerodynamically improbable creatures in nature.
The experience of visiting Prion Island centers on the elevated boardwalk that winds through the tussock grass to observation points overlooking the albatross nesting area. From December through March, adult birds sit on their nests incubating single eggs or tending recently hatched chicks, while their mates range across thousands of kilometers of Southern Ocean to bring food. The courtship displays of unpaired birds—elaborate rituals involving bill-clapping, sky-pointing, and mutual preening—unfold at close range with a stately dignity that is profoundly moving. The wandering albatross mates for life and breeds only every other year, investing more time in each reproductive cycle than almost any other bird species.
The broader Bay of Isles provides a spectacular setting for the Prion Island visit. The bay's name derives from its numerous small islands and rocky islets, but its character is defined by the surrounding mountains—snow-covered even in summer—and the massive glaciers that calve directly into the protected waters. South Georgia pipits, the only songbird in the sub-Antarctic, have been recorded on Prion Island following the successful eradication of rats from the island group. Giant petrels, South Georgia pintails, and Antarctic terns add to a birdlife roster that makes every moment spent scanning the sky and tussock rewarding.
The marine environment of the Bay of Isles supports abundant wildlife. Fur seals, whose population has recovered dramatically from the near-extinction caused by nineteenth-century sealing, breed along the shoreline and can be territorial and aggressive during the breeding season—visitors must navigate carefully between hauled-out animals. Elephant seals occupy the beaches, their bellowing territorial disputes providing a constant soundtrack. In the waters offshore, humpback whales feed on the krill-rich currents, and pods of orcas occasionally patrol the bay in search of seal prey. The kelp beds that fringe the islands create a rich nearshore ecosystem visible from the boardwalk.
Prion Island is visited exclusively by expedition cruise vessels operating in the Southern Ocean, with access restricted to protect the sensitive albatross breeding colony. The island is closed to visitors from November 20 through January 7 to avoid disturbance during the critical early incubation period. The visiting season therefore runs from early January through March, with January and February offering the best weather and the most active chick-rearing period. Landing is by Zodiac on a rocky shore, and the boardwalk—mandatory for all visitors—ensures that the tussock habitat and nesting sites are protected from foot traffic. Group sizes are strictly limited, and time ashore is typically one to two hours.