Gueret was a commander in merchant vessels, served on small fishing boats, delivered private yachts, and later taught navigation.
ɡˈɜːɹət wʌzɐ kəmˈændɚɹ ɪn mˈɜːtʃənt vˈɛsəlz, sˈɜːvd ˌɔn smˈɔːl fˈɪʃɪŋ bˈoʊts, dᵻlˈɪvɚd pɹˈaɪvət jˈɑːts, ænd lˈeɪɾɚ tˈɔːt nˌævɪɡˈeɪʃən.