When is the best time to dive Katsuragisan Maru?

The typical diving season is December to April. Conditions vary year to year, so confirm locally before booking.

Is Katsuragisan Maru good for snorkelling?

Not really - this is a scuba site rather than a snorkelling spot.

Close-up of a healthy coral colony with small fish, showcasing vibrant marine life.

Federated States of Micronesia · Truk Lagoon

Katsuragisan Maru

Best time to dive

December to April

Certification & difficulty

Technical

Snorkelling

Not a snorkel site - No

Safety notes

Extreme depth (170-230ft) demands trimix/tec training and gas planning; collapsed midship superstructure creates entanglement/overhead risk; long deco obligations

Permits & fees

No separate dive permit; deep/tec charters typically require proof of technical certification from the operator

Permits and operators change - confirm before booking.

Location

Nearest hub: Weno (Chuuk)

This profile is desk research, compiled from public sources - not a first-hand dive report. Coordinates are approximate.