Pedzisa mutsara unotevera: Mwedzi yaNovember naDecember 1943 naJanuary 1944 yakawana "Saufley" ichiita mabasa okuperekedza kusimbiswa kweBougainville. MunaFebruary, "Saufley" yakabatanidzwa mukurwisa Green Islands iyo yakatyora mutsara weJapan Rabaul-Buka uye yakapa maAllies imwe nhandare yendege pedyo neRabaul. Antisubmarine patrol yakateverwa ne call fire support missions munguva ye
kubatwa kweEmirua Island. Ichi chiito, icho chakapedza "mhete yakapoteredza Rabaul", chakatora "Saufley" muna April. Yakanga yadzokera kunharaunda yeEmirau-Mussau apo, mangwanani aApril 7, yakawana kuonana pane imwe ngarava inonyura pasi pegungwa. Maminiti makumi mana namashanu nemapfuti akadzika 18 gare gare, kuputika kuviri pasi pemvura kwakanzwika. Mumaawa mashomanana, oiri yakanga yafukidza nzvimbo yacho. Kuongorora zvinyorwa zveJapan zvepashure pehondo kwakaratidza kuti ngarava yepasi pegungwa yakanyura yakanga iri ngarava yepasi pegungwa yeType J1. Mushure mekuperekedza mabasa kuAdmiralties, "Saufley" akadzokera kuPurvis Bay musi wa18 Kubvumbi kwaakaitisa kurovedza neTF 38 muna Chivabvu.