lˈaɪk ˈʌðɚ mˈɛmbɚz ʌvðɪ ˈæŋɡɪlˌɪdiː, lˈɔŋfɪn ˈiːlz hæv ɐ ɹˈæðɚɹ ʌnjˈuːʒuːəl lˈaɪf sˈaɪkəl:  ðeɪ ɡɹˈoʊ ænd mətʃˈʊɹ ˌɪntʊ fˈɜːɾəl ɐdˈʌlts ɪn fɹˈɛʃ wˈɔːɾɚ, ðˈɛn mˈaɪɡɹeɪt tə ðə sˈiː tə bɹˈiːd.
Like other members of the Anguillidae, longfin eels have a rather unusual life cycle:  they grow and mature into fertile adults in fresh water, then migrate to the sea to breed.