Avlaki Blue Flag Beach

Avlaki Blue Flag Beach is a beginner-friendly dive site near Marathon on the northern Attica coast, at a certified Blue Flag beach ensuring excellent water quality. The pristine beach provides easy shore access to a gentle underwater slope with mixed rock, sand, and healthy Posidonia seagrass beds. The Blue Flag certification reflects the clean, clear water conditions that provide good visibility for diving. Marine life includes wrasse, damselfish, blennies, octopus, and sea cucumbers. The environmental quality standards maintained at Blue Flag beaches mean the underwater ecosystem is healthy and thriving. A convenient urban dive site within easy reach of Athens, combining quality diving with an award-winning beach setting.