The scientists, support teams and construction workers completed their Antarctic summer field season work in March.
However COVID-19 disrupted all international air travel, including BAS normal routes through the Falklands and South America and the only safe alternative was to bring staff and colleagues home by sea.
Portsmouth and Harwich arrivals
Last weekend Hebridean Sky arrived in Portsmouth International Port and on Tuesday RRS James Clark Ross arrived at Harwich Port.
Noble Caledonia Head of Fleet Operations Mike Deegan says: ‘We are delighted to have been able to assist British Antarctic Survey with the repatriation of their staff members who have been involved with vital scientific and research work down south. We were pleased to provide this service at no profit to ourselves in view of the extraordinary challenges faced by BAS.’