Gulf of Koper Gulf of Koper The Gulf of Koper or Koper Bay (, , ) is located in the northern part of the Adriatic Sea, and is a part of the Gulf of Trieste. The gulf, named after the city of Koper, is part of the Slovene Riviera and is entirely located in Slovenian territory. Crossed by the river Rižana, it is 18 km² large and spans from Debeli Rtič, next to the borders with the Italian town of Muggia; to Rt Madona, a cape in the town of Piran, that is also the northernmost point of the Gulf of Piran. The
Gulf of Odessa Gulf of Odessa Gulf of Odessa, or Odessa Bay, (, Odeska zatoka) is a part of the Black Sea between North Odessa Cape in North and Cape Velyky Fontan in South. The coasts of the gulf have capes Langeron and Malyi Fontan. In the north-western part of the gulf the estuaries Kuyalnik and Khadzhibey are separated by the Kuyalnik-Khadzhibey sandbar. The gulf of Odessa is more like a bight, especially considering the fact that geologically it is an extension of Black Sea Lowland. The gulf has a shape of ellipse stretched from southwest to northeast. Its northeastern portion is more