æt zˈiəɹoʊzˈiəɹoʊfˈoːɹθɹˈiː ˌɔn sˈɛvəntˌiːn mˈeɪ, ɡlˈiːvz, wɪð nˈiːldz dᵻɹˈɛktɪŋ, fˈaɪɚd ɐn ˈeɪtiːntʃˈɑːɹdʒ pˈætɚn, wɪð dˈiːp sˈɛɾɪŋz, wˌɪtʃ sɚɹˈaʊndᵻd ðə jˈuːbˈoʊt.
At 0043 on 17 May, Gleaves, with Nields directing, fired an 18-charge pattern, with deep settings, which surrounded the U-boat.