Researchers have identified a previously misidentified Antarctic area marked as a 'danger zone' on nautical charts as an island. This discovery was announced in a press release from the Alfred Wegener Institute (AWI) on April 24, 2026. The island, located in the northwestern Weddell Sea, was observed during an expedition aboard the AWI's icebreaker Polarstern while researchers were studying the decline of sea ice in the region. Due to harsh weather conditions, the team took shelter on Joinville Island, where they spotted the unidentified landmass.
Simon Dreutter, a bathymetry data engineer at AWI, noted that the nautical chart indicated unexplored dangers to navigation, but the nature of these dangers was unclear. Upon closer inspection, the researchers realized the object they observed was likely rock rather than an iceberg. They subsequently altered their course to investigate further, confirming the presence of an island.
The island measures approximately 426 feet in length and 164 feet in width, protruding about 16 meters (52 feet) above water. The reason it was previously marked as a danger zone remains unclear, although it may be related to uncharted shoals in the area. A representative from AWI explained that many regions in the vicinity are modeled from low-resolution satellite data, leading to gaps in nautical charts.
The island has not yet been officially named, and a proposal will be submitted to the Scientific Committee on Antarctic Research (SCAR) for consideration. The Weddell Sea remains largely uncharted, with less than a quarter of its area fully mapped, indicating potential for further discoveries.