lˈɔŋfɪn ˈiːlz lˈaɪf sˈaɪkəl lˈaɪk ˈʌðɚ spˈiːsiːz ʌv ˈæŋɡɪlˌɪdiː ˈiːlz ɪz ɹˈæðɚ kˈɑːmplɛks kənsˈɪstɪŋ ʌv fˈoːɹ dɪstˈɪŋkt lˈaɪf stˈeɪdʒᵻz wˌɪtʃ ɹᵻmˈeɪnd ɐ mˈɪstɚɹi fɔːɹ mˈɛni dˈɛkeɪdz ænd stˈɪl ɪz nˌɑːt fˈʊli ˌʌndɚstˈʊd.
Longfin eels life cycle like other species of Anguillidae eels is rather complex consisting of four distinct life stages which remained a mystery for many decades and still is not fully understood.