Mi'l Channel
Mi’l Channel, the area that made Yap famous among divers, is located on the northern end of the island.
© Shutterstock/tank200bar
Explore Yap
Yap, nestled in the Caroline Islands of the Pacific Ocean, offers a diving experience unlike any other. With its pristine reefs and uncrowded dive sites, Yap is a diver's paradise, accessible for enthusiasts of all skill levels. Whether you're fascinated by wrecks, intrigued by vibrant reefs, or eager to explore vertical walls, Yap provides a diverse underwater landscape. The island's warm waters and excellent visibility make it an ideal location to take dive courses, ranging from beginner to professional levels.
A key attraction of Yap is its resident manta rays. Known for having the largest concentration of manta rays in the world, these majestic creatures can be seen year-round, especially during the December to April mating season. Divers often encounter these gentle giants at cleaning stations, where they gather to be tended by cleaner fish. Additionally, Yap's shark diving is another highlight, with blacktip and whitetip reef sharks frequently spotted. Whether you're diving from shore, boat, or liveaboard, Yap promises a thrilling aquatic adventure, enriched by its cultural heritage and the spontaneous dances of dolphins and pilot whales during wetter months.
Top Regions to Explore
Dive Activity
Diving in Yap
Manta and shark-spotting are the most popular dives in Yap, though there are some exceptional reef dives, particularly at Rainbow Reef. Yap Caverns promises thrilling cave diving, while Vertigo, which lies along Yap’s outer reefs, boasts amazing drop-offs.
Dive Sites
The best Months to Dive in Yap
Yap diving is possible year-round, thanks to its warm, tropical climate that sees average water temperatures lingering around 28°C/82°F. However, for the best chance of manta ray encounters, head to Yap during the manta ray mating season, which occurs from December until April.
Furthermore, in terms of specific manta locations, there are a few dive sites to be aware of, and their timing for the appearance of these winged beauties is slightly different. At Mi’l Channel, dive from November to May, and for The Valley of the Rays, consider diving between May and November.
Top Wildlife Sightings in Yap
Mantas and sharks aren’t the only stars here. Scuba diving in Yap is bound to present you with macro critters like nudibranch and shrimp, in addition to plentiful reef fish like anemonefish, triggerfish, butterflyfish, parrotfish and more.
Masters of camouflage like octopus, cuttlefish, squid and scorpionfish can be seen by observant divers, and there are tons of crustaceans like crabs and lobsters hiding in cracks and crevices. Sea turtles also cruise at many sites, while schooling fish like snapper and barracuda can be spotted in the blue.
Wildlife Sightings are Based on User Generated Content
Shutterstock-Shane Myers Photography
Green Turtle
78 Sightings
J
1
F
3
M
3
A
5
M
14
J
7
J
9
A
11
S
6
O
10
N
8
D
1
The image shown is a representative illustration and does not depict every individual animal in this category.
Total number of species approx.: 200
Alamy-WaterFrame
Moray Eel
45 Sightings
J
2
F
4
M
1
A
0
M
2
J
3
J
6
A
13
S
9
O
2
N
2
D
1
The image shown is a representative illustration and does not depict every individual animal in this category.
Total number of species approx.: 600
iStock/ultramarinfoto
Wrasse
43 Sightings
J
2
F
3
M
1
A
5
M
6
J
4
J
1
A
13
S
6
O
1
N
1
D
0
iStock/Divepic
Giant Oceanic Manta Ray
41 Sightings
J
1
F
6
M
5
A
4
M
1
J
1
J
2
A
2
S
7
O
7
N
0
D
5
Shutterstock-Andrey Armyagov
Hawksbill Turtle
40 Sightings
J
2
F
4
M
3
A
0
M
0
J
11
J
7
A
3
S
4
O
2
N
3
D
1
The image shown is a representative illustration and does not depict every individual animal in this category.
Total number of species approx.: 27
iStock-Global_Pics
Barracuda
30 Sightings
J
4
F
6
M
2
A
1
M
0
J
2
J
3
A
3
S
2
O
2
N
1
D
4
iStock-crisod
Reef Manta Ray
28 Sightings
J
1
F
3
M
0
A
3
M
6
J
1
J
1
A
3
S
3
O
1
N
3
D
3
The image shown is a representative illustration and does not depict every individual animal in this category.
Total number of species approx.: 300
Alamy/Reinhard Dirscherl
Octopus
18 Sightings
J
0
F
0
M
0
A
0
M
2
J
1
J
3
A
5
S
3
O
1
N
1
D
2
The image shown is a representative illustration and does not depict every individual animal in this category.
Total number of species approx.: 25
iStock/Juliosanjuan
Eagle Ray
17 Sightings
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0
F
4
M
2
A
0
M
0
J
5
J
4
A
0
S
1
O
1
N
0
D
0
Alamy/National Geographic Image Collection
Oceanic Whitetip Shark
3 Sightings
J
1
F
0
M
0
A
0
M
0
J
0
J
0
A
1
S
0
O
0
N
0
D
1
