ASTRON - Punta Cana

The Astron wreck is an absolute beast, and a site we genuinely love in Punta Cana. She’s a massive tanker, almost 221 metres long, grounded just off the coast since 1978. Because she’s so shallow, peaking at a mere two metres, this is more of a snorkelling or free-diving expedition than a scuba dive, but don't let that fool you into thinking it's less exciting. You swim over colossal sections of rusted hull, seeing the ship's skeleton slowly being reclaimed by the sea. Sunlight dapples through the water, illuminating schools of tiny fish darting in and out of the metal. We’ve spent hours here, just exploring the broken decks and huge cargo holds. It's an incredible feeling, being right on top of such a huge vessel, watching the waves break over its exposed parts. The sheer scale is what gets you, even at such a shallow depth. It’s a proper adventure for anyone who loves wrecks and isn't afraid to duck under for a closer look.

Location
Punta Cana, Dominican Republic, Caribbean
Coordinates
18.733334, -68.458336
Type
wreck
Maximum Depth
2m

Wreck History - ASTRON

Year Sunk
1978
Vessel Type
cargo ship
Cause
grounding
Tonnage
27,990 GRT

Built in France in 1957, the vessel originally named Esmeralda and later Bonnie would become one of the most famous landmarks in the Dominican Republic. At the time of its loss, the 127-meter motor ship was named Astron and was operating under Russian ownership, a remnant of its Cold War-era service.

On April 7, 1978, the Astron was reportedly en route to Cuba with a cargo of 60 tons of corn when it ran aground in shallow waters off the coast of Punta Cana. While some accounts attribute the incident to a powerful storm, official weather records for that date are clear, leaving the true cause of the grounding a subject of local legend and speculation. The ship broke in two, spilling a large quantity of bunker fuel into the sea.

Today, the Astron is an iconic wreck, with its bow section still jutting prominently from the turquoise water. The stern section lies submerged in about 16 meters of water, making it an accessible and exciting dive. Divers can explore the massive propeller, swim through parts of the superstructure, and observe the abundant marine life that has turned this hulking piece of steel into a thriving artificial reef.

Marine Protected Area: Costa Azul

Best Time to Dive in Punta Cana

The warmest water temperatures in Punta Cana occur in January, averaging 26.7°C. The coolest conditions are in December at 26.7°C.

Monthly Water Temperatures

  • January: 26.7°C (air: 24.9°C)
  • February: 26.7°C (air: 24.7°C)
  • March: 26.7°C (air: 24.9°C)
  • April: 26.7°C (air: 25.4°C)
  • May: 26.7°C (air: 26.6°C)
  • June: 26.7°C (air: 27.3°C)
  • July: 26.7°C (air: 27.4°C)
  • August: 26.7°C (air: 27.6°C)
  • September: 26.7°C (air: 27.7°C)
  • October: 26.7°C (air: 27.3°C)
  • November: 26.7°C (air: 26.1°C)
  • December: 26.7°C (air: 25.4°C)

Nearby Dive Sites in Punta Cana

Nearest Dive Centres to ASTRON

Marine Life in Punta Cana

Home to 253 recorded species including 207 reef fish, 28 hard corals, 5 sharks & rays, 4 other, 3 crabs & lobsters, 2 whales & dolphins.

Notable Species

Recommended Packing List for ASTRON

Based on average water temperature of 26.7°C.

  • Shorty or Rashguard - warm 27°C water needs minimal exposure protection
  • 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

Frequently Asked Questions

What is the maximum depth for diving at the Astron shipwreck site?
The Astron shipwreck site has a maximum depth of 2 meters. This exceptionally shallow depth makes it quite accessible for divers exploring this historic tanker vessel, which ran aground 20m NW of Cabo Engano LT.
What marine life and wreck features can divers expect to see at the Astron?
Divers visiting the Astron can expect to explore the impressive features of this tanker vessel, which was built in 1957 and sank on April 7, 1978. The wreck, measuring 220.7m x 29.9m, is classified as showing a portion of its hull or superstructure, offering extensive areas to discover. While specific marine life isn't detailed in the provided information, wrecks typically attract a variety of reef fish and corals over time, which you can learn more about in our wildlife database.
Is the Astron dive site considered suitable for beginner divers, or is it more challenging?
The Astron dive site is classified as having an intermediate difficulty. While its shallow depth of 2 meters is quite accessible, the nature of wreck diving often requires some experience beyond basic open water certification. Divers should be comfortable with wreck exploration techniques to fully enjoy this site.
What is the best time of year or day to dive the Astron for optimal conditions?
The provided data does not specify the best time of year or day to dive the Astron for optimal conditions. For general guidance on planning your dive trips to the Punta Cana area, we recommend checking our When to Dive section for typical regional weather patterns and seasonal considerations.
What scuba diving certifications are typically required to dive the Astron shipwreck?
Given the Astron's intermediate difficulty rating, divers are typically recommended to have at least an Advanced Open Water certification or equivalent. While the depth is only 2 meters, wreck diving often benefits from specialized training in wreck penetration or navigation, even for shallow sites. Always consult with a local dive operator in Punta Cana for their specific requirements.
What are the typical current conditions and visibility at the Astron dive site?
The provided data does not include specific details regarding the typical current conditions or visibility at the Astron dive site. For the most up-to-date information on local conditions, it is always best to consult with local dive centers in Punta Cana just prior to your dive. They can provide real-time insights to ensure a safe and enjoyable experience.