Rasdhoo Madivaru
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Dive Site

Rasdhoo Madivaru

Rasdhoo · Rasdhoo Atoll · Maldives
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Overview

Rasdhoo Madivaru is the Maldives' most famous hammerhead shark dive, located on the outer edge of tiny Rasdhoo Atoll at the northern tip of the Ari Atoll chain. This dawn dive has earned legendary status among divers worldwide, offering the chance to witness scalloped hammerhead sharks in one of the most accessible locations in the Indian Ocean. The dive begins in darkness or first light, with divers descending rapidly along the outer reef wall to around 25 metres. Here, at a rocky promontory extending into the channel, divers position themselves in the current and scan the deep blue water. As daylight slowly filters down, the silhouettes of hammerhead sharks emerge — sometimes solitary, sometimes in schools of a dozen or more, cruising up from the depths where they spend the night. Beyond the hammerheads, Rasdhoo Madivaru delivers outstanding pelagic encounters. Grey reef sharks are almost always present, patrolling the channel in numbers. Eagle rays sweep past with elegant wingbeats, and large schools of tuna and barracuda hunt in the current. During the right season, manta rays also visit the area, and Napoleon wrasse are regular residents. This is an advanced dive demanding respect. Currents can be strong and changeable, and the need for a quick descent to depth in low-light conditions requires experience and confidence. Divers must be comfortable with negative entries and current management. Despite these challenges, the thrill of encountering hammerheads in the early morning light makes Rasdhoo Madivaru an unforgettable experience that draws divers back year after year.

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Marine life

hammerhead shark
grey reef shark
whitetip reef shark
eagle ray
manta ray
Napoleon wrasse
tuna
barracuda
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Dive profile

DEPTH PROFILE

DEPTH PROGRESSION & WAYPOINTS: Rasdhoo Madivaru

MAX DEPTH:25M
WAYPOINTS:5
0M0M5M5M10M10M15M15M20M20M25M25MSEA SURFACEEntry0MDeep level25MMid level15MShallow level7MSafety stop5M
* PLOT SHOWS DIVE PROGRESSION SEQUENTIALLYDiveOne Club Profile v1.2
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Location

Near Rasdhoo, in the Rasdhoo Atoll region of Maldives.

LAT: 4.267000
LON: 72.939000
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Frequently asked questions

What time do you need to dive to see hammerheads?

The dive typically starts before sunrise, entering the water around 5:30–6:00 AM. Hammerheads come up from deep water to the cleaning stations at dawn and are rarely seen later in the morning.

Why is this rated as an advanced dive?

Strong and unpredictable currents, early morning low-light conditions, the need to descend quickly to depth, and the open-water nature of the dive require advanced skills and experience.

How reliable are hammerhead sightings?

During peak season (January–March), sighting rates are around 60–70%. The hammerheads are typically scalloped hammerheads, seen individually or in small schools of 5–15 individuals.

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Data Provenance

This profile is compiled from 3 operator submissions and 142 community logs. Key facts (depth, entry) are verified against official hydrographic charts.

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