dᵻklˈɛɹd ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti ænd ɛkstˈɛndᵻd ɪn tˈuː θˈaʊzənd fˈoːɹ, ðə mɚɹˈiːn pˈɑːɹk ɪz mˈænɪdʒd baɪ ðə dᵻpˈɑːɹtmənt ʌv ɛnvˈaɪɹənmənt ænd kˌɑːnsɚvˈeɪʃən dˌiːˌiːsˈiː ʌv wˈɛstɚn ɔːstɹˈeɪliə.
Declared in 1990 and extended in 2004, the marine park is managed by the Department of Environment and Conservation (DEC) of Western Australia.