do blue tits fly through the mediterranean, how many times a year

Blue tits are a very widespread species of Eurasian songbird that are found right across Europe from Spain and Portugal in the west to Russia in the east. Populations exist throughout the Mediterranean however unlike many other bird species blue tits are non-migratory, this means that individuals don't tend to move very far from the nest in which they hatched. So in answer to your question, blue tits are commonly found in the Mediterranean however birds that hatch there stay there, they don't fly through.