Mapping Bikini Atoll

Typography

UD researchers involved in underwater mapping of the nuclear test sites in Pacific.

While standing on a small ship near Bikini Atoll in the Marshall Islands during the summer of 2019, University of Delaware Professor Art Trembanis looked up and realized that if he had been in that spot 73 years ago, he would have been engulfed in a humongous atomic mushroom cloud.

It was in that idyllic and, more importantly, remote central Pacific island that the United States conducted a series of nuclear weapons tests in the 1940s and 1950s that sunk warships, tanks and other vehicles as part of a simulated nuclear battlefield. Twelve wrecks, some of them as large as the passenger liner Titanic, now lie in the 180 foot-deep waters of Bikini Lagoon.

In June, Trembanis led a team tasked by SEARCH, a cultural resource management firm, with conducting an underwater mapping effort to locate and characterize the ghost fleet that sits on the bottom of the Pacific as well as the landscape of the atoll in general.

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