Mediterranean Sea million years ago (mya) in less than two years by the Zanclean flood. Water poured in from the Atlantic Ocean through a newly breached gateway now called the Strait of Gibraltar at an estimated rate of about three orders of magnitude (one thousand times) larger than the current flow of the Amazon River. The Mediterranean Sea has an average depth of and the deepest recorded point is in the Calypso Deep in the Ionian Sea. The coastline extends for . A shallow submarine ridge (the Strait of Sicily) between the island of Sicily and the coast of Tunisia divides the
Tyuleny Island (Sea of Okhotsk) Tyuleny Island (Sea of Okhotsk) Tyuleny Island ("Ostrov Tyuleniy") is a small island in the Sea of Okhotsk, just east of Russia's Sakhalin island, Northeast Asia. The island is administered by Sakhalin Oblast, in the Russian Far East District of the Russian Federation. It was within the Karafuto Prefecture of Imperial Japan from 1905 to 1945. Tyuleny Island is located off the eastern side of the Gulf of Patience, to the south of Cape Patience ("Mys Terpeniya"), off the coast of the southern end of the Terpeniya Peninsula of eastern Sakhalin island. It is long and wide. Fur seals were