Gulf of Piran Gulf of Piran The Gulf of Piran or Piran Bay (, or, recently, , ) is located in the northern part of the Adriatic Sea, and is a part of the southernmost tip of the Gulf of Trieste. It was named after the town of Piran, and its shores are shared by Croatia and Slovenia. It is delimited by a line connecting Cape Savudrija ("Savudrijski rt") in the south to the Cape Madona ("Rt Madona") in the north and measures around . Since the 1990s, the name Bay of Savudrija ("Savudrijska vala") has also been used in Croatia. On the
Sea urchins of the Gulf of California is a sea urchin endemic to the Gulf of California. Approximately 23 species of sea urchins, 3 species of heart urchins, and 9 species of sand dollars call the Gulf of California habitat their home. Where they are found throughout the Gulf of California, can be classified into three biogeographic regions called the Northern Gulf, Central Gulf, and Southern Gulf. Two other regions are also used to classify sea urchins and other marine animals, and are called the Southwest Baja California Sur Region and the Colorado River Delta Biosphere Reserve. World Distribution Acronyms are used by marine biologists to designate