Fortalezza
As you descend into the azure depths, you'll be greeted by a vibrant reef that rises tantalizingly close to the water's surface, only 1.5 meters away. Over the years, this unique feature has attracted numerous ships, unfortunately leading them to run aground. At a depth of approximately 12 meters, remnants of one of these sunken freighters can still be found, including fragments of coal, serving as a poignant reminder of the area's maritime history.
Embrace the thrill of encountering incredible marine life at Fortalezza. Amongst the rugged and jagged rocks, you'll encounter mesmerizing creatures such as octopuses, cuttlefish, and a myriad of colorful nudibranchs. The underwater wall teems with vibrant shoals of monk-perch and parrotfish, creating a captivating spectacle for divers to behold.
With a maximum depth of 19 meters and excellent visibility of 16 meters, Fortalezza offers an immersive and memorable diving experience. Whether you're a beginner seeking to embark on your first underwater adventure or an experienced diver in search of new challenges, this site has something to offer everyone.
Situated near the idyllic Paseo Maritimo in Costa Antigua, Caleta de Fuste, the Fortalezza dive site is easily accessible for divers exploring the Canary Islands. Immerse yourself in the beauty of Spain's underwater wonders and embark on an unforgettable diving expedition at Fortalezza.
Diving Conditions Score for Fortalezza
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Fortalezza
Depth
19m
Visibility
16m
Experience Level
Weather Conditions for Fortalezza
Wave Height
0.66m
Wind Speed
25.2 m/s
Water Temp
23.5°C
Visibility
20.56km
Cloud Cover
0%
Wave Period
4.1s
Air Temperature
25.3°C
Precipitation
0 mm
Dive Score Chart for Fortalezza
Best time to dive: 7:00 with score 8.258249206349207/10. Water conditions: Waves 0.5m, Wind 19.2 m/s.Best night dive time: 3:00 with score 7.827988888888889/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Fortalezza are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Score: 8.3/10
Waves: 0.5m (4.2s), Wind: 19.2 m/s
Score: 7.8/10
Waves: 0.48m, Wind: 16.1 m/s
Seasonal Analysis for FortalezzaAlpha
Historical patterns and best seasons for diving at Fortalezza
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Fortalezza
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Fortalezza
Ideal Conditions for Fortalezza
Water Temp
23.9°C / 75.0°F
July
Visibility
13.4m / 44.0ft
December
Wave Height
1.5m / 4.9ft
December
Wave Period
8.0s
January
Seasonal Insights for Fortalezza
Fortalezza shows typical northern hemisphere patterns with July being the warmest month (23.9°C) and January the coldest (13.1°C). The calmest conditions typically occur in December with average wave heights of 1.5m and wave periods of 8.0s. The most comfortable wave conditions are in December with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during December to February, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jul 9, 2026