Gartman, Amy; Adamczyk, Katlin Bowman; Addison, Jason; Bourque, Jill; Caissie, Beth; Caron, Caroline; Demopoulos, Amanda; Favela, Jaycee; Ianiri, Hope Lee; Powers, Daniel; Prouty, Nancy; Rudebusch, Jane; Shapiro, Isabelle M.

Cruise summary—Samoa Basin abyssal mapping—Box coring leg, Pago Pago, Territory of American Samoa to Pago Pago, American Samoa, April 11– May 1, 2026

Expedition Summary U.S. Geological Survey scientists led a box coring effort to the Samoa Basin to characterize minerals and the surrounding abyssal sediments and fauna. Thirty-eight box cores were deployed between April 13, 2026, and April 28, 2026. Thirty-six box cores recovered sufficient material to determine nodule density, and 35 recovered sufficient m