Dive site
San Francisco Maru
Chuuk Lagoon, Micronesia
- Typical depth
- 63 m
- Type
- Wreck
- Level
- Technical
Notes
'Million Dollar Wreck' — Japanese armed cargo with three Type 95 Ha-Go tanks on deck, mines, trucks. Trimix-grade depths.
Marine life
- Other
- three Type 95 Ha-Go light tanks on deck — the wreck's signature image
- Corals
- soft coral on the masts and king posts
- Sharks
- grey reef shark, occasional whitetip
- Reef fish
- lionfish, batfish, glassfish
Wreck
- Vessel
- San Francisco Maru
- Class
- armed Japanese cargo ship
- Origin
- Imperial Japan
- Sunk
- 1944 — US Navy aerial bombing during Operation Hailstone, 17–18 Feb 1944
- Length
- 117 m
- Penetration
- Possible — with training
Site features
- Wreck
- Deep Wreck
- Trimix
- Penetration
- Historic
- Overhead Environment
- Tanks On Deck
- War Grave
When to dive
- Best
- Dec–Apr
- Avoid
- Jul–Sep
Chuuk dives best in dry season. Lagoon is sheltered, so weather is rarely the constraint. The deeper Marus (San Francisco, Nippo, Aikoku) sit too deep for routine recreational profiles and are the marquee tec dives of the lagoon.
Conditions & access
- Visibility
- 15–30 m
- Water temp
- 28–30 °C
- Current
- Mild
- Access
- Open access
- Min cert
- Trimix recommended; the deck is at ~50 m and the holds at ~58–62 m. Cargo includes mines, depth charges and aircraft bombs — touching nothing is not optional.
Location
7.3597° N, 151.8717° E
Dive clubs that visit this site
3 operators list this site on their website
- Master LiveaboardsRed Sea, Egypt · Liveaboard[source]
- Odyssey Adventures Truk LagoonChuuk Lagoon, Federated States of Micronesia · Liveaboard[source]
- Truk Stop Hotel & Dive CenterWeno, Chuuk, Federated States of Micronesia · Dive centre[source]
Sources
Curated from 2 sources
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