Palau · Ngemelis Island, adjacent Blue Corner

Blue Holes

Also known as: Blue Hole

Best time to dive

January to December

What you might see

  • NudibranchLikely

Sightings are seasonal probabilities, not promises - even in peak season nature does its own thing.

Certification & difficulty

Technical

Snorkelling

Not a snorkel site - No - overhead cavern environment requires scuba

Safety notes

Overhead sections, current reversal mid-dive, deep 'Temple of Doom' side-cave for cave-certified divers only

Permits & fees

PPEF (USD 100 via airfare) plus RISL entry permit, Koror State - VERIFY current amount

Permits and operators change - confirm before booking.

Location

Nearest hub: Koror

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