Mar del Plata, Argentina

    NELSON

    Best months: Jan–Mar

    Why dive here

    With 33+ marine species recorded in the area - including sperm whales - NELSON offers some of Mar del Plata's richest wreck diving. Water ranges 10-21°C, warmest January, February, March.

    Best timeJan–Mar
    WetsuitA 5mm wetsuit
    Marine lifeSperm Whales · 33+ species recorded
    Water10-21°C · warmest January, February, March
    CharacterWreck dive

    The *Nelson* in Mar del Plata isn't about tropical fish or technicolor reefs. It’s about history, about a deep dive into something tangible and a little bit haunting. This isn’t a warm water drift, it's a cold water exploration, often with limited visibility, but that's part of its charm. We love the way the wreck emerges from the gloom, its old steel plates now a canvas for sponges and anemones. What you'll find here is a genuine piece of the past, a large freighter that went down in 1940. The structure is mostly intact, offering plenty of nooks and crannies to explore. We’ve spent hours finning along the decks, poking into cargo holds, and admiring the encrusting life that has made this wreck its home. Keep an eye out for the big conger eels lurking in the shadows; they're our favourite residents. This site is definitely one for wreck enthusiasts and those who appreciate a dive with a story, happy to trade bright colours for an atmospheric journey into history.

    Safety Notes

    Wreck site - avoid penetration without wreck diving certification. Watch for sharp metal and entanglement hazards.

    Cold water this month (avg 14°C). Drysuit or thick wetsuit (7mm+) recommended.

    Today05:1918:0412h 45m daylightGolden hour 17:30

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    Conditions

    Ocean conditions, forecast and tides for NELSON

    NELSON Ocean Conditions

    Monthly averages for NELSON, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (-38.05, -57.5) (0km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    October Averages

    Sea Temperature

    14°C

    56°F · Range: 11.1–16.9°C

    Current Speed

    2.83 cm/s

    Direction: SE (135°)

    Salinity

    0 PSU

    Based on 4 years of monitoring data · Data sources: Open-Meteo marine data + Copernicus Marine (EU)

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