Dive Site: Cuatro Piedras

About Cuatro Piedras

Cuatro Piedras, part of the volcanic Catalina Islands off Costa Rica's Pacific coast, is named for its unique rock formations. This site features a distinctive sandy patch nestled among the rocks, which provides a serene area for exploration, though currents can sometimes make staying in this specific patch challenging. Depths here range from 7 to 28 meters, making it suitable for a broad spectrum of divers. The nutrient-rich waters surrounding Cuatro Piedras attract a vibrant array of marine life. Divers frequently encounter diverse tropical reef fish such as angelfish, barberfish, cornetfish, damselfish, and wrasses. It is also noted as a key spot to observe manta rays and abundant reef fish, making it a dynamic environment. While generally considered accessible for beginners, the site's variable currents mean that conditions dictate its suitability for less experienced divers on any given day. When currents are mild, it offers a relaxed dive to appreciate the diverse ecosystem. The presence of significant pelagic species like manta rays underscores the rich biodiversity sustained by the Catalina Islands' upwellings and cleaning stations. Accessibility from nearby ports like Playa Potrero, Flamingo, and Tamarindo makes Cuatro Piedras a popular day trip destination within the Catalina Islands chain. The short boat ride allows divers to experience this site, often combined with other nearby spots to maximize encounters with marine fauna and varied underwater landscapes.

Dive site facts: Cuatro Piedras

Depth

7–28 m

Current

Variable, can be strong

Visibility

15–80 ft

Water temperature

13–30°C (55–86°F)

Entry

Boat / back-roll

Level

Beginner to advanced (conditions permitting)

Dive type

Reef, volcanic formations, sand patch, big animals

Region / port

Guanacaste, Catalina Islands

Coordinates

7.7584° N, 86.1882° W

Conditions & Currents

Currents at Cuatro Piedras can be variable, ranging from mild to occasionally strong, which may make it challenging to remain in the shallow sandy patch. The site is primarily diveable when currents are not strong, ensuring a more relaxed experience. Conditions can fluctuate, so dive guides assess the site daily to determine suitability. Given the potential for currents, maintaining good buoyancy control is essential for divers to navigate the site effectively and avoid contact with the reef. Visibility here can range from 15 to 80 feet, influenced by plankton blooms and seasonal runoff characteristic of the Pacific coast. Water temperatures can vary significantly, sometimes dropping as low as 13°C (55°F) due to thermoclines, necessitating appropriate thermal protection.

Marine life & sighting chances

Giant Pacific Manta Ray

November to April · occasional

White-tip Reef Shark

occasional

Spotted Eagle Ray

occasional

Sea Turtle

occasional

Moray Eel

occasional

Octopus

occasional

Angelfish

common

Barberfish

common

Cornetfish

common

Damselfish

common

Wrasse

common

Snapper

occasional

Butterflyfish

occasional

Dive profile & how the dive runs

Diving at Cuatro Piedras typically begins with a boat entry, often a back-roll, allowing divers to descend directly onto the site. The dive often starts exploring the distinctive rock formations and then moves towards the shallow sandy patch nestled between them. Divers will navigate around these structures, observing the diverse tropical reef fish and searching for larger pelagics like manta rays. Depths can range from 7 meters in the shallow areas to approximately 28 meters. Depending on current conditions, the dive may involve a gentle drift or require more active finning to explore specific features. The relatively shallow depths generally allow for generous bottom time, with safety stops conducted in the clear, calm waters before ascending to the boat.

Underwater photography

Cuatro Piedras offers excellent opportunities for both wide-angle and macro photography, particularly when currents are mild. The shallow sandy patches and volcanic rock formations, combined with ambient light penetration, make it ideal for capturing schooling fish or reef scenery with a wide-angle lens. For macro enthusiasts, exploring the crevices and rocky areas can yield shots of smaller creatures like moray eels or octopuses. Good buoyancy control is crucial here to avoid stirring up the sandy bottom, which can quickly reduce visibility and impact image clarity. Utilizing strobes can enhance the vibrant colors of the tropical fish and reef.

Combine with nearby dive sites

• Arco Iris

  Known for white-tip reef sharks and striking rock formations.

• Escorpiones

  A shallow ledge with small critters and occasional larger marine life, including white-tip reef sharks and eagle rays.

• Brumel Deep

  A slightly deeper, sheltered site often chosen in challenging conditions.

• Brumel Shallow

  A shallow, sheltered site ideal for beginners and relaxed dives.

• El Clásico

  The most famous site in Catalina Islands, known for varied marine life and suitable for intermediate divers.

• Elefante

  Features a rock formation resembling an elephant's trunk, with arches and tunnels.

Getting there & logistics

Cuatro Piedras is located within the Catalina Islands, off the coast of Guanacaste, Costa Rica. The most common departure points for diving excursions are Playa Potrero, Flamingo, and Tamarindo, with boat rides typically ranging from 18 to 40 minutes depending on the starting point and sea conditions. Day trips usually include two or three dives. Divers often fly into Daniel Oduber Quirós International Airport (LIR) in Liberia, which is approximately an hour's drive from these coastal towns. It's recommended to book in advance during peak manta season, from November through April, as trips can fill quickly.

Safety & environment

Diving at Cuatro Piedras requires adherence to safe diving practices, especially considering the variable currents. Divers should always carry appropriate safety gear, including a surface marker buoy. The nearest recompression chamber is likely located at CIMA Hospital in San Jose, which is a significant distance, making emergency evacuation potentially lengthy. Therefore, comprehensive dive insurance covering medical emergencies and evacuation is strongly recommended. Divers must be mindful of currents, maintain proper buoyancy, and follow the instructions of their certified dive guides to ensure a safe experience. Thermal protection is also important due to potential cold thermoclines.

Who it suits — and who it doesn't

FAQ

Cuatro Piedras FAQ

Liveaboards diving Cuatro Piedras

These liveaboards may visit Cuatro Piedras on selected itineraries — the exact dive sites depend on departure, weather and conditions.

Cocos Aggressor

Costa Rica

22 guests37.8 m

$477/day

Sea Hunter

Costa Rica

20 guests

$690/day

Okeanos Aggressor II

Costa Rica

24 guests36.6 m

$582/day