Following the discovery of a potential debris field at Amelia Earhart’s proposed crash site offshore Nikumaroro Island in the Western Pacific, Sonardyne International Ltd is now able to reveal that it’s Ranger 2 USBL tracking system together with a Lodestar GyroUSBL was the acoustic positioning technology of choice for the mission. Provided to Phoenix International, the expedition contractor, Ranger 2 was used to position both the ROV (Remotely Operated Vehicle) and AUV (Autonomous Underwater Vehicle) used in the underwater searches. The U.S.