Merchant ships gathered at Bedford Basin on the northwestern end of the harbour, which was protected by two sets of anti-submarine nets and guarded by patrol ships of the Royal Canadian Navy.
Os buques mercantes reuníanse na enseada de Bedford do extremo noroeste da baía, protexida por dous conxuntos de redes antisubmarino e vixiada por patrulleiras da Armada Real Canadense.