 In his capacity as urban prefect, Ooryphas made a report to Emperor Michael III, who was campaigning against the Arabs in Asia Minor.At a subsequent date, he was appointed in a position in the Byzantine navy, and in 867 he was in charge of the Imperial Fleet ("droungarios tou ploïmou").As such he sailed with 100 ships in relief of Ragusa against an Arab siege which had already lasted 15 months, and restored the imperial suzerainty over the coasts of Dalmatia.