If you’re dreaming of turquoise waters, tropical fish, and colorful coral reefs, snorkeling in Cartagena, Colombia should be at the top of your travel list. This historic Caribbean city offers easy access to some of the most stunning underwater spots in South America — perfect for beginners and experienced snorkelers alike. 🌊
🌅 Why Snorkeling in Cartagena is So Popular

Cartagena’s location on Colombia’s Caribbean coast makes it a prime spot for water adventures. The surrounding islands — like Islas del Rosario and Isla Barú — are part of a protected marine park full of coral gardens, sea turtles, and exotic fish.
The best part? You don’t need to be a scuba diver to enjoy this beauty. Most snorkeling spots are shallow, calm, and clear — ideal for anyone who wants to explore marine life safely. 🐠
🌊 Top Snorkeling Spots Around Cartagena
1. Islas del Rosario (Rosario Islands)
Located about an hour by boat, the Rosario Islands are Cartagena’s snorkeling crown jewel. The coral reefs here are vibrant, and visibility is excellent. You’ll swim among butterflyfish, parrotfish, and maybe even spot a turtle gliding by.
👉 Tip: Visit with a guided tour to access the best reefs and enjoy a fresh seafood lunch on the islands.
2. Isla Barú – Playa Blanca
Famous for its soft white sand and bright blue water, Isla Barú is another top choice. The shallow reefs near Playa Blanca are perfect for beginners or families. You can combine snorkeling with beach relaxation and local food stands offering coconut rice and fried fish.
3. Tierra Bomba Island
Just 15–20 minutes from Cartagena, Tierra Bomba is great for a half-day snorkeling trip. While not as pristine as Rosario, it’s convenient and offers beautiful coastal views. Many tours include beach club access, drinks, and snorkel gear.
🚤 Cartagena Adventures – Easy & Fun Guided Tours

If you want a hassle-free experience, guided snorkeling tours are the best option. Companies like Cartagena Adventures organize full-day island trips that include:
- Boat transportation to the islands 🛥️
- Snorkeling equipment and guide 🤿
- Lunch on the beach 🍤
- Optional plankton viewing at night 🌌
Their tours usually visit Rosario Islands, Cholon, and Barú, giving you a mix of coral exploration and island fun.
🌞 What You’ll See Underwater
- Colorful coral formations 🪸
- Starfish and sea urchins
- Parrotfish, angelfish, and clownfish
- Occasional sea turtles and rays
The water is warm year-round (around 27°C), making it comfortable for long swims.
🧭 Best Time for Snorkeling in Cartagena

The dry season (December to April) offers the calmest seas and clearest visibility. However, Cartagena’s Caribbean waters are warm all year, so snorkeling is enjoyable any time.
Morning trips are best — calmer winds, fewer crowds, and more sunlight on the reef.
🧴 What to Bring
- Swimsuit and towel
- Reef-safe sunscreen
- Waterproof camera or GoPro
- Light cash for island vendors
- Flip-flops or water shoes
- A hat and sunglasses
👉 Pro Tip: Always wear reef-safe sunscreen to protect marine ecosystems.
⚠️ Helpful Tips for First-Time Snorkelers
- Listen to your guide — they know the safest reef zones.
- Avoid touching coral or fish.
- Stay relaxed and float gently — less movement means better visibility.
- Bring a dry bag to protect your belongings.
💬 FAQs about Snorkeling in Cartagena
1. Is snorkeling in Cartagena safe?
✅ Yes! Most tours include guides, life vests, and all safety gear, making it perfect for beginners.
2. Can I rent snorkeling gear in Cartagena?
Yes, most island tours provide equipment. You can also rent gear in Bocagrande or from beach clubs.
3. How much does a snorkeling tour cost?
Group tours start from $40–$60 USD per person, including boat transport, gear, and lunch.
4. Can I see plankton at night?
Yes! Some tours offer bioluminescent plankton experiences near Barú or Cholon — a magical sight.
🏆 Final Thoughts
Snorkeling in Cartagena combines tropical adventure with the city’s historic charm. From vibrant coral reefs to peaceful Caribbean beaches, it’s a must-do experience that captures the best of Colombia’s coast.
So grab your snorkel, book a day trip with Cartagena Adventures, and dive into paradise! 🌴✨