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
Advanced≤30 m
Gab Gab II
Dive site in Guam
- Usual dive
- 21 m
- Deepest point
- 30 m
- Level
- Advanced
- Best months
- Apr–Aug
- Entry
- From shore
The story
Gab Gab II is the reef where the Atlantis submarine takes tourists to view the reef, so divers share it with the sub.
Source: guamdiveguide.com
The dive
A reef dive from the shore. Known for nurse sharks, turtles and trevally.
Who it's for
Advanced≤30 mSource: guamdiveguide.com
Recommended minimum: Advanced (PADI Advanced Open Water, N2).
- DepthThe usual dive goes deeper than lower certifications allow.
- Access is restricted or uncertain: check with local authorities and operators.
Conditions
- Dive type
- Reef
- Environment
- Open water
- Water
- Sea water
What you might see
- Nurse sharks
- Turtles
- Trevally
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 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
Reef
down to 21 m
Western Shoals
Apra Harbor reef whose top is covered with vast staghorn coral colonies home to thousands of small reef fish.
- Open Water
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.