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Corveta Ipiranga (V17) — illustrative image

Corveta Ipiranga (V17)

Wreck 45–63 m Technical Fernando de Noronha, Brazil
AI-generated illustration
Documented
Depth
45–63 m / 148–207 ft
Typical depth
58 m / 190 ft
Visibility
20–40 m / 66–131 ft
Water
26–28 °C / 79–82 °F
Current
Moderate
Access
Boat
Recommended cert
Technical/decompression certification with appropriate gas; not a recreational dive

Depth is the range from the top of the site to its usual maximum; "recommended cert" is the mainstream-agency level operators usually ask for, not a legal rule. Currents and visibility change daily — treat everything here as planning ranges.

The Brazilian Navy corvette Ipiranga (V17) struck rocks and sank off Noronha in 1983, settling upright and startlingly intact on a sand plain around 60 m down. In the archipelago's clear water she appears whole from far above: guns trained, masts standing, companionways open, a warship paused rather than lost. The crew abandoned ship successfully, so she is dived without the weight of a grave, but with every demand of depth - this is a staged-decompression dive for trained technical divers with proper gas, run by operators equipped for it. Reef sharks and barracuda patrol the superstructure, and the light at 60 m in 30 m visibility is something recreational profiles simply never show.

The moment you come for: An intact upright warship in exceptional visibility, one of South America's benchmark technical dives

Topography: Sand and rock plain around an upright warship

Know before you splash

Hazards: Depth beyond recreational limits, mandatory decompression, current on the ascent line.

Conservation: Within the marine national park; nothing may be removed from the wreck.

Nitrox: Worth it here — profiles sit in the range where enriched air meaningfully extends no-stop time (with the training to use it).

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