Marine biologist Thomas Vere Hodgson, from Plymouth Museum, was a more mature figure, as was the senior of the two doctors, Reginald Koettlitz, who, at 39, was the oldest member of the expedition.
Biologul marin Thomas Vere Hudgson, de la Muzeul Plymouth, era un om cu o experiență academică mai mare, ca și Reginald Koettlitz, acesta fiind șeful echipei medicale, care, la 39 de ani, era cel mai vârstnic membru al expediției.