Keri Caves

Best time to dive

May to September

Certification & difficulty

Technical - advanced conditions (currents/depth); dive within your training.

Snorkelling

Snorkel-friendly - Yes - Keri Caves is a well-known snorkeling and boat-tour destination; masks recommended for exploring the shallower caves

Safety notes

No natural light inside the cave interiors - torches necessary; narrow passages in the deeper cave system require advanced training; caution needed near boat traffic given popularity as a tour destination

Permits & fees

No formal dive/boat permit found required specifically for Keri Caves; the site sits near but is not confirmed to be inside the core protected nesting-beach zones of the National Marine Park of Zakynthos, which does regulate boat speeds and turtle-approach distances in its zones

Permits and operators change - confirm before booking.

Location

Nearest hub: Limni Keri