

Best for advanced divers, 30-45m, boat entry, mild current.
Secca di Costacuti is a deep reef structure located off the coast of Campania, Italy. The site features walls and drop-offs that define the dive profile, with depths ranging from 30 to 45 metres. Due to the significant depth, this site is intended for advanced divers. Conditions include mild currents and visibility between 10 and 30 metres. Water temperatures are cool, fluctuating between 14 and 18 degrees Celsius, necessitating thick thermal protection such as a drysuit or a 7mm wetsuit. Access is exclusively by boat, and divers should maintain strict awareness of their depth and decompression limits throughout the typical 35-minute dive.
41.37990, 12.62328
Access is boat-only, so book a charter in advance as availability can dictate your dive window. Pack a drysuit or a thick wetsuit of at least 7mm, since 14 degrees at depth will cut a thin suit short well before your no-decompression limit.
Located approximately 5 nautical miles from the coast of Nettuno.
Recorded at this site
Depth
30-45m
Visibility
10-30m
Skill Level
Advanced
Entry
Boat
Boat required
Water Temp
14-18°C
Current
Mild
Typical Dive
35 min
Best Time
May, Jun, Jul, Aug, Sep, Oct
The site ranges from 30 to 45 metres, with an average depth of 40 metres.
No, the significant depth and technical nature of the reef make this site suitable only for advanced divers.
Access is by boat only. Divers should book a charter in advance.
Due to water temperatures between 14 and 18 degrees Celsius, a drysuit or a thick wetsuit of at least 7mm is recommended.
The primary hazard is the significant depth. Divers must maintain strict awareness of their profile and stay within deep diving limits.
Diving at Secca di Costacuti in Nettuno requires the following certifications: Open Water. Always dive within your training limits.
A 7mm wetsuit or semi-dry is recommended for diving at Secca di Costacuti in Nettuno. Water temperatures range from 14°C to 18°C.
The best months to visit Secca di Costacuti in Nettuno are May, June, July, August, September, and October. Conditions outside these months can still be good but are less predictable.
Secca di Costacuti in Nettuno typically has mild currents that most divers can handle comfortably.
Visibility at Secca di Costacuti in Nettuno typically ranges from 10 metres to 30 metres. Conditions vary with weather, tides, and seasons.