A holidaymaker's video captures dozens of dolphin pod swimming alongside a boat in the Pagasetic Gulf, the latest in a string of memorable marine mammal encounters recorded in Greek waters recently

A rare blanket octopus, a deep-sea species seldom seen near shore, was spotted just off a beach on the Greek island of Evia, giving swimmers a remarkable glimpse of one of the Mediterranean's most unusual marine creatures.

The rare encounter was captured on video by a private boater, offering a close-up view of one of the world's largest marine mammals in the northern Aegean