kˈʌnɪŋˌæm ˈaɪlɪt, ɐ smˈɔːl sˈænd kˈeɪ θɹˈiː.sˈɛvən ˈɛm hˈaɪ ænd dɪvˈɔɪd ʌv vˌɛdʒɪtˈeɪʃən, ɪz loʊkˈeɪɾᵻd klˈoʊs wɪðˌɪn ðə nˈɔːɹðɚn ɛkstɹˈɛmᵻɾi ʌvðə ɹˈiːf, ænd ɪz sɚɹˈaʊndᵻd baɪ ɐ smˈɔːl lɐɡˈuːn, nˈaɪnti θɹˈiː ˈɛm wˈaɪd.
Cunningham Islet, a small sand cay 3.7 m high and devoid of vegetation, is located close within the northern extremity of the reef, and is surrounded by a small lagoon, 93 m wide.