Uniformitarian scientists have rightly deduced that the Black Sea became a sea connected to the ocean rapidly, within a few years, when the rising world ocean because of the ending of the Ice Age had risen all the way up the Dardanelles, Marmaras, Bosporus river/lake/river system to then overtop where had been the outflow into the river (Dardanelles) below, which was circa 1400 b. c. after about a century of the sea level rising, the big ice age lake’s flooding having submerged manmade structures of the Ice Age such as the amazing megalithic stone buildings (perhaps Pelasgian) off Anapa, Russia.
