Snorkel coral gardens, walk a natural sandbar at low tide, enjoy a beachside sunset dinner and finish the night swimming among bioluminescent plankton. This 5–6 hour cruise from Ao Nang packs geology, marine life and a practical, well-paced itinerary into one evening.
More ways to explore the area's outdoor wonders
You step off the pier as the boat slices through warm Andaman water, islands rising like weathered sculptures ahead. Salt and diesel mix with the scent of lemongrass from the onboard buffet; the sky eases from blue to molten orange as the captain plots a slow arc across limestone karsts and hidden coves.
Difficulty
moderate
Duration
5–6 hours
Fitness Level
Suitable for anyone comfortable in the water and able to board small boats; basic swimming ability is recommended.
Wildlife
History
The karst islands are remnants of ancient marine sediment and coral reef uplifted and sculpted over millennia; local communities have fished these waters for generations.
Conservation
Coral reefs here are sensitive—avoid touching or standing on coral, use reef-safe sun protection, and limit single-use plastics to reduce impact.
Reserve your spot on the Krabi 7 Islands Snorkeling, Sunset Dinner & Plankton Night today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Use reef-safe sunscreen
Apply reef-safe, non-nano sunscreen before boarding and reapply only where necessary to protect corals.
Bring motion-sickness meds
Rougher seas are possible—take antiemetic medication at least 30 minutes before departure if you’re prone to seasickness.
Carry a reusable water bottle
Tropical heat and salt spray dehydrate fast; bring a refillable bottle to use the complimentary drinking water onboard.
Waterproof torch for plankton swim
A small waterproof headlamp helps you see safely around the boat and makes the night swim easier to manage.
Mask, snorkel & fins
A well-fitting mask and fins increase comfort and visibility while snorkeling among reefs.
Reef-safe sunscreen
Protects your skin and the marine environment from harmful chemicals.
summer
Rash guard or thin wetsuit
Provides sun protection and warmth during the evening plankton swim.
Waterproof headlamp or small torch
Useful for navigating the boat at dusk and during the night snorkeling segment.