Blue hole
down to 91 m
Blue Hole
A vertical shaft from 18 m with a window onto the wall at about 40 m, and visibility that can reach 30 m or more.
- Experienced
- Whale sharks
Open Water≤18 m
Hap's Reef
Dive site in Guam
- Max depth
- 18 m
- Level
- Open Water
- Best months
- Apr–Aug
- Entry
- By boat
The story
Hap's Reef is a loaf-shaped reef 25 to 50 feet deep where stonefish and cryptic feeders hide camouflaged on the reef top and in its many cracks.
Source: outdoorjapan.com
The dive
A reef dive from a boat.
Who it's for
Open Water≤18 mSource: assets.simpleviewinc.com
Recommended minimum: Open Water (PADI Open Water, CMAS/FFESSM N1).
Conditions
- Dive type
- Reef
- Environment
- Open water
- Water
- Sea water
Season in Guam
- J
- F
- M
- A
- M
- J
- J
- A
- S
- O
- N
- D
- Best
- Good
- Possible
- Closed
- Not documented yet
Best months: Apr–Aug.
Source: diveadventures.com.auPrices in Guam
- One dive
- €78–81
- Try dive
- €72
- Open Water course
- €303–448
Prices found at the area's dive centres, not specific to this site. Details and sources
Where is Guam?
The point shows the Guam area, not the exact dive site.
More dives in Guam
Reef
down to 40 m
Gun Beach
Shore dive through a cable trench to the outer reef, where green turtles are common and eagle rays glide past the drop-off.
- Advanced
- Manta rays
Reef
down to 30 m
Gab Gab II
- Advanced
- Nurse sharks
Reef
down to 11 m
Piti Bomb Holes (Fish Eye)
- Open Water
- Blacktip reef sharks
Wreck
down to 40 m
SMS Cormoran
German WWI transport scuttled in 1917 in Apra Harbor, now lying beside a WWII Japanese freighter.
- Experienced
Wreck
down to 37 m
Tokai Maru
A 1943 Japanese freighter lying against a WWI German ship: the only known site where wrecks from both world wars touch.
- Advanced
- Turtles
About this page
Values marked “Estimated” come from our original catalogue and are being checked against published sources one by one. Sourced values link to where they come from. Conditions change with the season, the weather and the tide: confirm with a local dive centre before you dive.