📍🤿Donousa may be small in size, but its surrounding seas are full of life. With minimal boat traffic and very little coastal development, the waters around the island remain remarkably pristine, making snorkeling a top ecotourism activity here. From shallow reefs and rocky outcrops to mysterious underwater caves, the marine biodiversity is rich and accessible.

1. Kedros Beach – Shipwreck Snorkeling Site

Description:

Just a short walk from the main village of Stavros, Kedros Beach is a popular snorkeling spot thanks to a World War II German shipwreck lying just below the surface.

• The wreck is encrusted with marine life, and the nearby rocks are home to starfish, sea urchins, and schools of shimmering fish.
• Visibility is excellent, especially in the morning.

Why it’s sustainable ? :

• No diving equipment is necessary
• the wreck is visible just meters from the beach, minimizing environmental disruption.

What to expect:

• Easy access from the main village
• calm waters, and the rare chance to snorkel above a historic shipwreck teeming with marine life.

Website: Kedros Beach on TripAdvisor

2. Livadi Beach – Rocky Reef Snorkeling

Description:

Located on the island’s east coast, Livadi Beach is more remote and accessible via hiking or boat.

• Its rocky seabed and natural reefs make it ideal for spotting moray eels, wrasse, and octopus.
• The beach itself is unorganized, keeping the surrounding area peaceful and undisturbed.

Why it’s sustainable ? :

• Because there are no beach bars or infrastructure
• The area is protected from overuse.
• Snorkelers are encouraged to avoid touching the reef and to collect any plastic waste they find.

What to expect:

• An adventurous trek or boat ride
• pristine natural beauty.
• quiet waters full of hidden marine life.

Website : Donousa Activities on TripAdvisor

3. Fykio Cove – Caves and Natural Rock Formations

Description:

A hidden cove near Kalotaritissa, Fykio is known for its underwater rock arches and small caves, making it a fascinating spot for adventurous snorkelers.

• The sea here is often calm and crystal clear, ideal for long swims.
• Bring your gear, as no rentals are available on-site.

Why it’s sustainable ? :

• This site is part of a protected coastal zone.
• There are no facilities, so all visitors are expected to follow a strict “leave no trace” policy.

What to expect:

• Remote coastal scenery
• natural playground of underwater formations
• peaceful escape from tourist crowds.

Website: Fykio on TripAdvisor

Conclusion :

🌍✅Snorkeling in Donousa offers a silent and sustainable way to experience the Aegean’s rich biodiversity. Whether you’re floating over a sunken ship or gliding through underwater caves, these moments stay with you — and leave no harm behind. The island’s untouched beauty extends beneath the surface, rewarding those who explore it mindfully.