Diving atThe Arches of Cala Olivera (Spain)
Imagine gliding through exceptionally clear water, where sunlight filters into a vibrant underwater world. The Arches of Cala Olivera reveal a dramatic natural architecture, with two distinct formations at depths of 7 m / 23 ft and 14 m / 46 ft. Entering the cave system feels like exploring a submerged labyrinth, with multiple entries and a unique chimney, creating an immersive experience for any diver.
As evening covers The Arches of Cala Olivera, the local air temperature is measured at 14.9°C. The current wave height at the surface is recorded at 1.04m. These late-day readings characterize the surface conditions for the night.
Dive Site Coordinates
38.9304, 1.5013
Key Dive Site Facts
Dive Site Overview
The Arches of Cala Olivera offers a distinctive exploration of natural underwater architecture, making it a compelling site for divers of varied experience. Its centerpiece features two prominent arches, found at depths of 7 and 14 meters, standing amidst scattered boulders.
Beyond this, a fascinating cave system invites further discovery, presenting three entry points and a unique chimney passage to navigate. This site is particularly well-suited for all certification levels, from those just starting out to more seasoned underwater explorers. The exceptionally clear waters, often providing visibility up to 30 meters or 100 feet, are characteristic of the area, partly attributed to the protective Posidonia seagrass meadows, a UNESCO World Heritage site nearby.
These meadows play a significant role in maintaining the superb clarity that defines diving here. While exploring, divers might encounter moray eels within the crevices or observe red mullets sifting through the sandy bottom near the arches.
Best Time to Dive
To fully appreciate the visual spectacle of the Arches and its cave system, planning a visit between May and November is generally most favorable. During these months, air temperatures are comfortably warm, typically ranging from 19.4°C / 67°F in May to a peak of around 27.1°C / 81°F in August, cooling to 17.4°C / 63°F by November. This period often presents calmer seas, with average wave heights usually below 0.8 meters, alongside lighter winds, contributing to more predictable and enjoyable surface conditions. Rainfall is minimal, preserving the exceptional clarity for which this region is known. Dive scores remain consistently high, indicating prime conditions throughout this window.
Climate Historical Averages
Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.
Dive Experience & Conditions
Accessing The Arches of Cala Olivera is generally straightforward, whether embarking from shore or a boat, with dive operators often carefully anchoring to protect the sensitive Posidonia seagrass meadows. Once beneath the surface, divers are greeted by consistently clear water, with visibility frequently extending beyond 25 meters, or over 80 feet, allowing for expansive views of the underwater topography. The dive often begins exploring the two prominent arches, one at 7 meters and the other at 14 meters, before transitioning into the cave system. Navigation within the cave is manageable, offering three distinct entry points and a chimney passage that provides a unique ascent experience. While it's a cave dive, the site's layout and maximum depth of 20 meters make it accessible for divers of various skill levels, including those new to overhead environments, provided they have appropriate training or supervision.
Dive Difficulty & Safety Guidelines
Given The Arches of Cala Olivera includes a cave system, even though it's accessible for various skill levels, divers should prioritize appropriate training for overhead environments. Beginners are advised to dive with certified professionals who can provide direct supervision and guidance through the cave's three entries and chimney system. Understanding and respecting depth limits, particularly the maximum of 20 meters for the cave, is crucial for maintaining safety. While there are no specific hazards consistently reported for this site, general dive safety protocols apply. Always check your equipment, monitor air consumption, and stay within comfortable limits. Maintaining buoyancy control is essential, especially within the delicate cave passages and around the protected Posidonia beds.
Recommended Equipment
No verified equipment items yet.
Verified equipment recommendations for this dive site are being reviewed and may be added as additional source checks are completed.
Recommended Dive Suit
In these water temperatures, 5-7mm wetsuit is a common choice for recreational diving. A hood or vest is suggested for sensitive divers due to surface winds. A thermal robe or jacket is recommended between dives. Longer dive profiles can make thermal protection more important than short exploratory dives.
The waters surrounding The Arches of Cala Olivera are currently maintaining temperatures close to 18°C (64°F). Surface air temperatures are resting at 15°C (59°F).
Temperatures look set to gradually increase over the next several days. A warming trend is expected over the next few days.
Conditions last reviewed: 18:00 using the latest environmental data.
Dive Logistics & Preparation
Hyperbaric Chamber
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Entry Requirements
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Currency
EUR
Nearest Airports
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Marine Life at The Arches of Cala Olivera
The varied underwater landscape of the Arches of Cala Olivera supports a diverse array of Mediterranean marine life. Within the crevices and shadowed areas of the arches and cave system, divers are likely to spot moray eels. Red mullets often forage across the sandy patches near the boulders, diligently sifting through sediments. Keep an eye out for clusters of shrimp adorning the cave walls, while rays might be camouflaged, partially buried in the sand. Other inhabitants, such as octopuses, sea cicadas, or white seabream, can be observed moving among the rocks and Posidonia beds, adding to the site's biological richness.
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Frequently Asked Questions
What is the maximum depth at The Arches of Cala Olivera?
The maximum depth recorded for the cave system at The Arches of Cala Olivera is 20 m / 66 ft. The two main arches are shallower, found at depths of 7 and 14 meters.
Is this dive site suitable for beginner divers?
Yes, The Arches of Cala Olivera is considered an excellent dive for all levels, including beginners. While there's a cave system, its manageable layout and available professional supervision make it accessible.
What unique geological features will I see at this site?
Divers will explore two prominent natural arches at 7 and 14 meters, set amongst boulders. The site also features a fascinating cave system with three distinct entries and a unique chimney passage for navigation.
What kind of visibility can I expect when diving here?
The waters at Cala Olivera are known for their exceptional clarity, often providing visibility up to 30 meters (100 feet). This superb visibility is partly attributed to the protective Posidonia seagrass meadows in the area.
What marine life is commonly found at The Arches of Cala Olivera?
Divers frequently encounter moray eels sheltering in rock crevices and red mullets foraging on the sandy bottom. Keep an eye out for clusters of shrimp on cave walls, and possibly rays or octopuses among the rocks and seagrass.
When is the best time of year to dive The Arches?
The most favorable period for diving is typically between May and November. These months offer comfortably warm air temperatures, calmer seas, and excellent visibility, contributing to prime dive conditions.
Are there any specific safety considerations for diving the cave system?
While the cave is accessible, divers should have appropriate training for overhead environments or dive with certified professionals for guidance. Maintaining buoyancy control is essential within the cave and around the protected seagrass beds.
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