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Board a small RHIB from Keauhou Harbor for a focused, 50–80 minute night snorkel that brings manta rays close using underwater lights. Confident swimmers only; free reride offered if no sightings.
Board a small RHIB from Keauhou Harbor for a focused, 50–80 minute night snorkel that brings manta rays close using underwater lights. Confident swimmers only; free reride offered if no sightings.
Book with My Kona Adventures
Book directly with My Kona Adventures for the best rates and real-time scheduling.
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Operated by My Kona Adventures · Kailua-Kona, HI
The harbor light blinks as you step toward the boat and the ocean breathes in the dark — warm air carrying salt and the distant hum of Kona. Before long the zodiac slips from Keauhou Harbor into glassy black water; beneath the surface, beams from dive lights cut columns into the night and attract plankton that, in turn, draw the mantas.
moderate.
1–1.5 hours.
Should be in good aerobic shape and able to tread water for extended periods; comfortable with night snorkeling conditions.
No; sightings depend on conditions. If there are no sightings this operator offers a free reride rather than a refund.
Expect about 25–30 minutes of actual water time within a roughly 50–80 minute tour window including boat transfers.
Yes, participants must be able to swim and tread water independently and be comfortable snorkeling at night.
Wetsuits are optional and available to rent at check-in, but you may bring your own for better fit and comfort.
The Kona coast has long been a source of food and navigation for Native Hawaiians; modern marine tourism sits alongside traditional fishing and cultural sites.
Operators work with local guidelines to minimize light and boat disturbance; limiting group sizes and following approach protocols reduces stress on manta populations.
My Kona Adventures operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.
Book with My Kona Adventures
Book directly with My Kona Adventures for the best rates and real-time scheduling.
Reserve Now