Prior to its cessation, the operation was conducted by a number of NATO military assets, including the Standing NATO Maritime Group 1 (SNMG1) and Standing NATO Maritime Group 2 (SNMG2).
pɹˈaɪɚ tʊ ɪts sɛsˈeɪʃən, ðɪ ˌɑːpɚɹˈeɪʃən wʌz kəndˈʌktᵻd baɪ ɐ nˈʌmbɚɹ ʌv nˈeɪɾoʊ mˈɪlətˌɛɹi ˈæsɛts, ɪŋklˈuːdɪŋ ðə stˈændɪŋ nˈeɪɾoʊ mˈæɹɪtˌaɪm ɡɹˈuːp wˈʌn ˌɛsˌɛnˌɛmdʒˈiː wˈʌn ænd stˈændɪŋ nˈeɪɾoʊ mˈæɹɪtˌaɪm ɡɹˈuːp tˈuː ˌɛsˌɛnˌɛmdʒˈiː tˈuː.