Sea of Crete Sea of Crete The Sea of Crete (, "Kritiko Pelagos") or Cretan Sea, is a sea, part of the Aegean Sea, located in its Southern extremity. The sea stretches to the North of the island of Crete, East of the islands of Kythera and Antikythera, South of the Cyclades, and West of the Dodecanese islands of Rhodes, Karpathos and Kassos. The bounding sea to the West is the Ionian Sea. To the Northwest is the Myrtoan Sea, a subdivision of the Mediterranean Sea that lies between the Cyclades and Peloponnese. To the East-SE is the rest of the Mediterranean Sea,
Mediterranean Sea some lessepsian species have proven to be considerable mainly in the Levantine basin of the Mediterranean, where they are replacing native species and becoming a "familiar sight". According to the International Union for Conservation of Nature definition, as well as Convention on Biological Diversity (CBD) and Ramsar Convention terminologies, they are alien species, as they are non-native (non-indigenous) to the Mediterranean Sea, and they are outside their normal area of distribution which is the Indo-Pacific region. When these species succeed in establishing populations in the Mediterranean Sea, compete with and begin to replace native species they are "Alien Invasive Species",