Ka cika wannan jumla: An manta da wurin da birnin yake, kuma an rubuta birnin Phalasarna a cikin littattafan mutanen Venice a matsayin birnin da aka ɓace. An sake gano shafin a karni na 19 ta masu binciken Burtaniya Robert Pashley da Kyaftin T. A. B. Spratt. Spratt, na Royal Navy, ya lura a cikin 1859 cewa tsohuwar tashar jiragen ruwa na wurin da aka yi watsi da shi yanzu yana da nisan mita 100 daga teku, kuma cewa tsohuwar gabar teku dole ne ta tashi aƙalla ƙafa ashirin da huɗu. Tattarawar zamani ta tabbatar da wannan hukunci, kuma ta nuna cewa tashar jiragen ruwa ta yi sauri bayan harin Roman. Ranar radiocarbon na burbushin algae tare da tsohuwar alamar matakin teku a kan duwatsu a kusa da Phalasarna ya kiyasta canjin matakin teku a wani lokaci fiye da ƙarni goma sha shida da suka gabata. Wataƙila abin da ya faru shi ne
babban girgizar kasa da tsunami na 21 ga Yuli A.D. 365, wanda ya haifar da mummunar lalacewa a duk gabar tekun gabashin Bahar Rum kuma Ammianus Marcellinus da sauransu sun rubuta shi. Wani tsohuwar tafkin kifi da ke da matakai biyu da aka sassaƙa a cikin duwatsu na bakin teku kusa da ƙofar tashar jirgin ruwa ya tsage a rabi, wataƙila a lokacin girgizar ƙasa.