Palolo Deep Marine Reserve
A snorkelling reserve at the edge of Apia, with a deep blue hole in the reef flat.
Updated 3 September 2026
Palolo Deep is a protected patch of reef at the eastern edge of Apia where the shallow reef flat drops abruptly into a blue hole around ten metres deep, and snorkellers swim out across the flat at high tide to reach it. Reef fish gather around the edges of the hole. The reserve is a short walk from the centre of the capital, which makes it the easiest snorkelling in the country to reach.
The landscape
- The blue hole - the abrupt drop of around ten metres in the reef flat.
- The reef fish - the shoals gathering around the edges of the hole.
- The reef flat - the shallow ground swum across to reach the deep.
- The city proximity - a reserve within walking distance of central Apia.
When to go
High tide is essential; at low tide the flat is too shallow to cross. May to October has the clearest water. Mornings are calmest.
Before you go
At low tide the reef flat is impassable and the swim out is not possible, so tides must be checked. Coral on the flat is badly damaged. Facilities are basic huts and a fale.
Nearby
Apia is west, and Piula Cave Pool is east along the coast.
What to pack for Palolo Deep Marine Reserve
Chosen from what this place is for. Tap a kit for the full checklist.
- Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
- Your own mask + snorkel - A well-fitting mask is the single biggest comfort upgrade underwater. Find on Amazon
- Head torch + spare batteries - Hands-free light is essential; caves are truly dark. Find on Amazon
- Shelter suited to the place - Tent, tarp or hut booking - match it to the terrain and rules. Find on Amazon
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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.


