Moresby Island, at the northern end of Peros Banhos Atoll was named after Robert Moresby, a British hydrographer who made the first accurate survey of the Chagos Archipelago in 1837.
Moresby Island, no extremo norte do atol de Peros Banhos leva o nome de Robert Moresby, un hidrógrafo británico que fixo o primeiro estudo preciso do Arquipélago Chagos en 1837.