Although the reflectivity of water is very low at low and medium angles of incident light, it becomes very high at high angles of incident light such as those that occur on the illuminated side of Earth near the terminator (early morning, late afternoon, and near the poles).
ɔːlðˈoʊ ðə ɹᵻflɪktˈɪvᵻɾi ʌv wˈɔːɾɚɹ ɪz vˈɛɹi lˈoʊ æt lˈoʊ ænd mˈiːdiəm ˈæŋɡəlz ʌv ˈɪnsɪdənt lˈaɪt, ɪt bɪkˌʌmz vˈɛɹi hˈaɪ æt hˈaɪ ˈæŋɡəlz ʌv ˈɪnsɪdənt lˈaɪt sˈʌtʃ ɐz ðoʊz ðæt əkˈɜːɹ ɔnðɪ ɪlˈuːmᵻnˌeɪɾᵻd sˈaɪd ʌv ˈɜːθ nˌɪɹ ðə tˈɜːmᵻnˌeɪɾɚ ˈɜːli mˈɔːɹnɪŋ, lˈeɪt ˌæftɚnˈuːn, ænd nˌɪɹ ðə pˈoʊlz.