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
American Tanker
Dive site in Guam
- Max depth
- 34 m
- Level
- Advanced
- Best months
- Apr–Aug
- Entry
- By boat
The story
The American Tanker is a large concrete barge used during World War II to transport war materials. She was sunk after the war, during the construction of the Apra Harbor breakwater.
Source: guamdiveguide.com
The dive
A wreck and artificial reef dive from a boat.
Who it's for
Advanced≤30 mSource: guam.stripes.com
Recommended minimum: Advanced (PADI Advanced Open Water, N2).
- The site goes deeper than 30 m: Advanced divers stay above 30 m.
Conditions
- Dive type
- Wreck, Artificial 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.