ARENORTE NO 6 - Mar del Plata

Arenorte No. 6 isn’t your typical Caribbean postcard dive, and that’s precisely why we love it. This isn't about blinding colours; it's about atmosphere, history, and the rugged, cold-water beauty of the South Atlantic. At a consistent 9 metres, it’s a chilled-out wreck dive, perfect for extending your bottom time and really getting to know the place. This lighter vessel, now a skeletal framework, has been down long enough to feel like part of the seabed. We often find ourselves just hovering, watching the shadows shift across the rusted metal, imagining the squalls it once weathered. The wreck is pretty broken up, but that means more nooks and crannies for exploration. Keep your eyes peeled for conger eels peering from dark corners, and we’ve seen some surprisingly large crabs scuttling across the deck plates. The visibility here can be… *variable*, let's say. But on a good day, when the sunlight filters through the green water, the wreck takes on a ghostly, ethereal glow that’s our favourite Mar del Plata experience. It's a dive that rewards patience and a keen eye for detail, not just big pelagics.

Location
Mar del Plata, Argentina, South America
Coordinates
-34.575535, -57.781456
Type
wreck
Maximum Depth
9m

Wreck History - ARENORTE NO 6

Vessel Type
barge
Cause
unknown

Part of the same fleet of local workboats as other wrecks in the area, the ARENORTE NO 6 served the bustling port of Mar del Plata. Described as a lighter vessel, this barge was instrumental in the port's daily logistics, likely hauling goods or materials. Its name, perhaps indicating "Argentina North, Number 6," marks it as another numbered asset in a company's fleet. The story of how this functional vessel ended up on the seabed is not well-documented, but it now serves a new purpose as an artificial reef.

At 9 meters, the ARENORTE NO 6 sits slightly deeper than some of its nearby sister wrecks, offering a dive that feels a bit more immersive while still being perfectly suitable for all certification levels. Its classification as a "dangerous wreck" suggests it has enough structure remaining to be a significant feature, attracting schools of fish and other marine life seeking shelter. For divers, it represents a fantastic opportunity to explore a piece of local maritime history and enjoy the abundant sea life that has transformed this industrial barge into a thriving underwater ecosystem.

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

Nearby Dive Sites in Mar del Plata

Nearest Dive Centres to ARENORTE NO 6

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

Recommended Packing List for ARENORTE NO 6

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