Subregions- Adriatic Sea
 - Albania
 - Balearic Islands, Spain
 - Canary Islands, Spain region
 - central Italy
 - central Mediterranean Sea
 - Corsica, France
 - Greece-Albania border region
 - Ionian Sea
 - Madeira Islands, Portugal region
 - Morocco
 - near the coast of Libya
 - near the south coast of France
 - northern Algeria
 - northwestern Balkan region
 - Portugal
 - Pyrenees
 - Sardinia, Italy
 - Sicily, Italy
 - southern Italy
 - Spain
 - Strait of Gibraltar
 - Tunisia
 - Tyrrhenian Sea
 - western Mediterranean Sea
 - west of Gibraltar

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