fɹʌm nˈaɪntiːnhˈʌndɹɪd fˈɪfti nˈaɪn tə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti tˈuː, ɪts ɹˈeɪndʒ ɛkstˈɛndᵻd ˌɪntʊ ðə nɔːɹθwˈɛst blˈæk sˈiː, tə ðə kˈoʊstlaɪnz ʌv ɹoʊmˈeɪniə, bʌlɡˈɛɹiə ænd tˈɜːki.
From 1959 to 1972, its range extended into the northwest Black Sea, to the coastlines of Romania, Bulgaria and Turkey.