Float under lights off Keauhou Bay as manta rays glide inches beneath you. This 90‑minute guided night snorkel from Kailua‑Kona pairs easy logistics with an unforgettable marine encounter—bring steady swimming skills and reef‑safe sunscreen.
More ways to explore the area's outdoor wonders
The boat slips quietly out of Keauhou Bay and the reef drops away beneath a pool of lamps. Up on deck the guide calibrates the lights; below, the ocean becomes a stage. In minutes you’ll be in a wetsuit with warm water around your shoulders, lights shimmering, waiting as plankton gathers and one of the ocean’s largest graceful animals turns toward the glow.
Difficulty
moderate
Duration
1.5 hours (90 minutes)
Fitness Level
Requires basic snorkeling ability, comfortable in open water and able to climb a small ladder; moderate fitness for entering/exiting the water repeatedly.
Wildlife
History
The Kona manta aggregation is tied to the area's volcanic shelf and longshore currents; researchers and local operators developed night viewing in the 1990s as a safe way to observe feeding behavior.
Conservation
Tours operate under strict no‑touch rules and encourage reef‑safe sunscreen and minimal light use to reduce stress; stick with licensed guides to limit disturbance.
Reserve your spot on the Night Manta Ray Experience today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Arrive Early and Check In
Plan to arrive 30 minutes before departure to sign waivers, get fitted for a wetsuit, and receive a safety briefing.
Bring Motion‑Sickness Remedies
If you’re prone to seasickness, take medication before boarding—the ride is short but the night conditions can amplify motion.
Avoid Sunscreen in the Water
Use reef‑safe sunscreen before arrival and towel off excess; oils and lotions can attract wildlife and harm reefs.
Practice Ladder Re‑Entry
Be comfortable climbing a short ladder—guides will expect you to board independently after the swim.
Mask & Snorkel (personal)
A well‑fitted mask reduces fog and improves sightlines during critical night viewing.
Wetsuit or Rash Guard
Operators provide wetsuits, but a thin layer under the suit improves comfort during cooler nights.
Reef‑Safe Sunscreen
Apply before arrival—protects your skin and the local marine environment.
Towel & Change of Clothes
You’ll want a dry layer for the ride back and something warm after exiting the water.