 In February 1947 she was transferred to the Mediterranean Fleet, stationed at Haifa with the 5th Frigate Flotilla to carry out patrols to intercept ships bringing illegal Jewish immigrants to Palestine.In March 1948 "Bigbury Bay" left the Mediterranean for the West Indies, where she would remain for the next nine years, making regular return trips to Portsmouth to refit, as well as three tours of duty as guard ship at the Falkland Islands.As part of the West Indies Squadron she made visits to ports along the coast of the southern United States, Central and South America, including an unusual trip up the Amazon River to Manaos in 1951, and rounding Cape Horn in late 1954 to visit Chile and Peru before transiting the Panama Canal to return to Bermuda.