Mediterranean Sea more like the Red Sea and worsening the impact of the invasive species. Invasive species have become a major component of the Mediterranean ecosystem and have serious impacts on the Mediterranean ecology, endangering many local and endemic Mediterranean species. A first look at some groups of exotic species show that more than 70% of the non-indigenous decapods and about 63% of the exotic fishes occurring in the Mediterranean are of Indo Pacific origin, introduced into the Mediterranean through the Suez Canal. This makes the Canal as the first pathway of arrival of "alien" species into the Mediterranean. The impacts of
Mediterranean Sea of kilometres away from its source. The temperature of the water in the deepest part of the Mediterranean Sea is . The following countries have a coastline on the Mediterranean Sea: Several other territories also border the Mediterranean Sea (from west to east): The British overseas territory of Gibraltar, the Spanish autonomous cities of Ceuta and Melilla and nearby islands, the Sovereign Base Areas on Cyprus, and the Palestinian Gaza Strip. Major cities (municipalities) with populations larger than 200,000 people bordering the Mediterranean Sea are: The International Hydrographic Organization (IHO) divides the Mediterranean into a number of smaller waterbodies, each