A full-day snorkeling loop from Sanur visiting Wall Bay, Manta Bay, Crystal Bay and a mangrove stretch around Nusa Penida. Expect manta ray sightings, strong currents at some sites, and reef-fringed swim stops guided with provided gear.
More ways to explore the area's outdoor wonders
You push off Sanur at first light and the boat cleaves the Badung Strait; the sea flashes turquoise and black as reefs loom below. After about 45 minutes the hull slows and the guide points—patches of white show where mantas glide like shadows beneath the surface. The water dares you in.
Difficulty
easy
Duration
9 hours
Fitness Level
Suitable for most fitness levels; requires basic swimming ability and comfort in open water
Wildlife
History
Nusa Penida is an uplifted limestone island with a long history as a fishing community and site of important sea temples tied to Balinese Hindu practices.
Conservation
Parts of the surrounding waters are protected and manta populations are monitored; visitors are asked to avoid touching wildlife, use reef-safe products, and follow local guide rules to minimize impact.
Reserve your spot on the Nusa penida senorkeling with Manta today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring motion-sickness medicine
The crossing from Sanur is about 45 minutes and can be choppy; take anti-nausea meds beforehand if prone to seasickness.
Use reef-safe sunscreen
Apply biodegradable sunscreen before you enter the water to protect coral and local marine habitats.
Wear a snug mask and fins
A well-fitting mask prevents leaks in choppy water and fins make it easier to hold position at current-prone sites like GT Point.
Listen to the briefing
Follow the guide’s safety briefing closely—anchoring zones and current lines change by tide and wind.
Snorkel mask (well-fitted)
Prevents leaks and lets you focus on marine life rather than adjusting equipment.
Reef-safe sunscreen
Protects skin and fragile coral—apply before boarding to avoid in-water application.
summer
Light neoprene top or rashguard
Adds sun protection and warmth for early-season or breezy crossings.
Waterproof dry bag
Keeps phone, extra clothes and medication dry during the boat transfer.