fɹʌm wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi ˈeɪt tə wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd nˈaɪnti tˈuː hiː wʌz hˈɛd əvə wˌɔndɚstˈeɪʃən fɔːɹ dʒˈɜːmən sˈiː fˈɪʃɚmˌɛn, ænd ˈæftɚwɚdz sˈɜːvd æz kʌstˈoʊdiən fɔːɹ sˈiː fˈɪʃɪŋ æt ðə bˌaɪəlˈɑːdʒɪkəl ˈɪnstɪtˌuːt hˈɛlɡoʊlənd.
From 1888 to 1892 he was head of a wanderstation for German sea fishermen, and afterwards served as custodian for sea fishing at the Biological Institute Helgoland.