Reef Explorers
Open Water≤18 m

Catulayan Sanctuary

Dive site in Siquijor, Philippines

Shallow sandy sanctuary (4-18 m) used for try dives and courses, with stargazers, snake eels and blue-ringed octopus.

Usual dive
18 m
Deepest point
18 m
Level
Open Water
Best months
Feb–May

The dive

A macro dive. Known for blue-ringed octopus and nudibranchs.

Who it's for

Open Water≤18 mSource: sea-explorers.com

Recommended minimum: Open Water (PADI Open Water, CMAS/FFESSM N1).

Conditions

Dive type
Macro
Environment
Open water
Water
Sea water

What you might see

  • Blue-ringed octopus
  • Nudibranchs

Season in Siquijor

  • Best
  • Good
  • Possible
  • Closed
  • Not documented yet

Best months: Feb–May.

Source: liveaboard.com

Where is Siquijor?

View on OpenStreetMapLocation: Siquijor (Wikipedia)Map: Natural Earth

The point shows the Siquijor area, not the exact dive site.

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.

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