Sao Tome and Principe

Commonly seen resting in the volcanic caverns and under basaltic ledges.

Nurse Shark

A variety of colorful sea slugs unique to the Gulf of Guinea islands.

Endemic Nudibranchs

The deep waters surrounding the islands are famous for these impressive pelagics.

Atlantic Blue Marlin

Frequently seen on the reefs and nesting on the islands' remote beaches.

Green Turtle

Rising from the Gulf of Guinea, the twin-island nation of Sao Tome and Principe is a lush, volcanic paradise offering pristine reefs, dramatic basaltic formations, and a rich biodiversity that remains largely unexplored by the diving community. The underwater world here is characterized by dramatic volcanic topography, including massive submerged boulders, deep canyons, and vertical walls that drop into the deep Atlantic. Because the islands have seen very little commercial pressure, the reefs are in excellent condition, home to a mix of tropical West African marine life and passing pelagics. Divers can explore sites ranging from sheltered bays perfect for macro photography to high-energy points where schools of snapper, barracuda, and jacks congregate. The islands' isolation has led to a high degree of endemism, making it a hotspot for both marine and terrestrial biodiversity. Whether you are diving the remote peaks of Principe or the volcanic ridges of Sao Tome, this destination offers a sense of discovery and adventure that is increasingly rare in the modern diving world.

There are currently no regular liveaboard operations based in the islands; diving is resort-based with day boat departures.

Pestana São Tomé

Bom Bom Island Resort

Omali Lodge

The smaller, more remote island known for its dramatic peaks and pristine, untouched dive sites.

Principe Island

The northern coast of Sao Tome, featuring sheltered bays and volcanic reef systems.

Sao Tome - North

The rugged southern tip of the island, including the famous Ilhéu das Rolas on the equator.

Sao Tome - South

Travel between Sao Tome and Principe is via domestic flights (STP Airways). On the islands, taxis and 'yellow' shared taxis are common. Rental cars (4x4) are the best way to explore remote areas.

Liveaboard Diving in Sao Tome and Principe

Liveaboard Overview

Liveaboard-Only Dive Sites

Where to Stay in Sao Tome and Principe