ATAITI - Mar del Plata

Ataiti, right off Mar del Plata, isn’t your deep-sea epic. This is for the snorkelers, the freedivers, and anyone who loves a bit of history just below the surface. We love how accessible it is, sitting in barely a meter of water. The remains of the sailing vessel, run aground over a century ago, are now a skeletal playground. You’ll weave through barnacle-encrusted ribs and rusted timbers, sunlight dappling the sand around you. It’s less about big pelagics and more about the small, resilient creatures that call this wreck home. Crabs scuttling through the crevices, anemones waving gently from the hull, and schools of small silversides darting in and out of the shadows. On a calm day, the visibility is fantastic, letting you truly appreciate the scale of the old ship. Our favourite time to visit is early morning before the beach gets busy, when the water is still, and you can almost hear the ghost of its past. It's a surprisingly poignant spot, a testament to time and the sea's relentless embrace.

Location: Mar del Plata, Argentina, South America
Coordinates: -34.513332, -58.468334
Type: wreck
Maximum Depth: 1m

Wreck History - ATAITI

Vessel Type: sailing vessel
Cause: unknown

Details about the sailing vessel Atiati and how it came to rest near Mar del Plata are scarce, but its remains offer a unique underwater experience. Lying in just one meter of water, the wreck is exceptionally accessible, with portions of its hull and superstructure breaking the surface. This makes the Atiati an ideal site for snorkelers, freedivers, and novice scuba divers looking for a shallow, easy exploration. The visible structure serves as a poignant reminder of the sea's power, even in coastal waters.

Best Time to Dive in Mar del Plata

The warmest water temperatures in Mar del Plata occur in January, averaging 26.7°C. The coolest conditions are in July at 11.0°C.

Monthly Water Temperatures

January: 26.7°C
February: 25.8°C
March: 24.1°C
April: 20.3°C
May: 16.3°C
June: 13.0°C
July: 11.0°C
August: 12.2°C
September: 14.8°C
October: 18.2°C
November: 22.3°C
December: 24.8°C

Nearest Dive Centres to ATAITI

Marine Life in Mar del Plata

Home to 33 recorded species including 19 reef fish, 7 sharks & rays, 3 whales & dolphins, 2 other, 1 crabs & lobsters, 1 sea snails & nudibranchs.

Notable Species

South Atlantic Elephant-seal (Mirounga leonina) - Whales & Dolphins
Bluewing Searobin (Prionotus punctatus) - Reef Fish
Sperm Whale (Physeter macrocephalus) - Whales & Dolphins
Porgy (Pagrus pagrus) - Reef Fish
American Elephantfish (Callorhinchus callorynchus)
Bangamary (Macrodon ancylodon) - Reef Fish
Elf (Pomatomus saltatrix) - Reef Fish
Silverside (Odontesthes incisa) - Reef Fish
Filetail Fanskate (Sympterygia lima) - Sharks & Rays
Atlantic Lookdown (Selene vomer) - Reef Fish
Blueback Mullet (Mugil liza) - Reef Fish
Smallnose Fanskate (Sympterygia bonapartii) - Sharks & Rays
Kingfish (Menticirrhus americanus) - Reef Fish
American Harvestfish (Peprilus paru) - Reef Fish
Ronco (Micropogonias furnieri) - Reef Fish
Chilean Angel Shark (Squatina armata) - Sharks & Rays
South-American Silver Porgy (Diplodus argenteus) - Reef Fish
Apron Ray (Discopyge tschudii) - Sharks & Rays
Eyespot skate (Atlantoraja cyclophora) - Sharks & Rays
Moray (Muraena helena) - Reef Fish

Recommended Packing List for ATAITI

Based on average water temperature of 19.1°C, currents 3 cm/s.

Wetsuit (3-5mm) - comfortable for 19°C water
Mask - essential for every dive
Fins
BCD - buoyancy compensator
Regulator - your most safety-critical piece of gear
Dive Computer - tracks depth, time, and NDL
Surface Marker Buoy (SMB) - essential for boat pickups
Dive Torch - useful for crevices and colour at depth
Underwater Camera - capture your diving memories