O'Keefe's Passage

Best time to dive

Season varies - confirm locally

Certification & difficulty

Open Water

Snorkelling

Not a snorkel site - No

Safety notes

Wreck penetration risks (sharp/corroded metal); vessel traffic in the shipping channel

Permits & fees

No site-specific dive permit found; diving is arranged through licensed Yap operators (Yap Divers/Manta Ray Bay Resort, Beyond the Reef); Yap State's manta ray sanctuary law (2008) protects surrounding waters out to about 12nm offshore

Permits and operators change - confirm before booking.

Location

Nearest hub: Colonia (Yap)