Diving atKT-12 Stern (Italy)
KT-12 Stern in Italy offers advanced divers a compelling wreck experience. It showcases the well-preserved stern section of a WWII Nazi cargo ship, dramatically sunk by a British torpedo. Divers encounter intact structures, including the stern cannon, propeller, and rudder. Immersing yourself here provides a journey into maritime history.
Evening condition tracking at KT-12 Stern features an air temperature of 19.5°C. We have recorded wave heights measuring 0.1 m during this period. These figures outline the environmental parameters currently present.
Dive Site Location & Key Facts
Everything you need to know about this dive site.
Dive Site Overview
A dive at the KT-12 Stern presents an enduring journey into history, driven by its dramatic past and remarkable preservation. On May 10, 1943, off Marina di Orosei, the British submarine Safari torpedoed this former Nazi armed cargo ship, severing its hull.
Today, the stern section lies largely intact and upright, revealing a poignant glimpse into wartime maritime events. Descending, divers distinctly observe the stern cannon, the ship's massive propeller, and the rudder, all preserved in excellent condition despite decades underwater.
Further exploration uncovers the distinctive tear in the hull from the torpedo impact, a stark visual testament to its sinking. Nearby, cargo holds that once carried armored vehicles reveal their skeletal remains, adding another layer to the wreck's story.
Reaching an average depth of 30 m (98 ft) with a maximum depth of 34-35 m (111-115 ft), accessing the site involves a 35-minute boat ride northeast from Cala Gonone port. Underwater, the sheer scale of the wreck quickly becomes apparent.
Dive duration is typically around 45 minutes, demanding an Advanced Open Water certification for safe exploration of its deeper sections.
KT-12 Stern
Conditions are Good
Best Dive Window
Optimal conditions expected
Current conditions near KT-12 Stern show 19° air, 23° sea temperature, 0.5 m waves, and 36 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
Best Time to Dive
Planning a dive at the KT-12 Stern for the period between June and September usually offers the most comfortable and rewarding experience. During these months, conditions are typically excellent, marked by significantly warmer air temperatures, averaging from 23.5°C (September) to nearly 28°C (July). Minimal rainfall also defines this period, with averages ranging from 0.22 mm (July) to 0.95 mm (June), which contributes to calmer surface conditions. Wave heights during summer typically stay at their lowest, between 0.3 m (August) and 0.5 m (September), ensuring smoother boat access and entry. While October or May can still provide good diving, with air temperatures around 20°C and 19°C respectively, and moderate rainfall, peak summer months present the most favorable combination of weather and sea state for exploring this deep wreck.
PEAK SEASON SCORE
Scores combine air & water temps, waves, wind & rainfall for overall conditions.
BEST MONTHS TO DIVE
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
Conditions at the KT-12 Stern require an advanced level of diving proficiency, with the wreck resting at an average depth of 30 m (98 ft) and reaching a maximum depth of 34-35 m (111-115 ft). Visibility here is often exceptional, typically spanning 24-35 m (79-115 ft), which dramatically enhances the wreck's impressive scale. Water temperatures vary seasonally, generally holding between 18-25°C (64-77°F) during warmer months. Wreck structures are largely upright and in very good condition, simplifying navigation and appreciation of key features. Explorers can easily examine the prominent stern cannon, the intact propeller, and the rudder. A dramatic tear in the hull from the torpedo impact provides a direct, tangible link to its historical sinking.
Dive Difficulty & Safety Guidelines
Diving the KT-12 Stern requires a solid foundation in advanced diving techniques. A minimum certification of Advanced Open Water Diver or its equivalent is necessary, and specific training like Deep Diver and Wreck Diver is highly beneficial for navigating this site safely. Given the depth, meticulous dive planning, including gas management and decompression considerations, is paramount. Although the wreck is well-preserved, proper wreck diving protocols should always be followed, especially if considering any internal exploration, even shallow penetration. Divers should always prioritize their training limits and equipment. Consulting with a local dive professional knowledgeable about current site conditions is strongly advised to ensure a safe and enjoyable experience.
Recommended Equipment
Deep dive hazard. Increased narcosis and gas consumption risk.
Overhead / entanglement risk. Wreck penetration requires proper training.
- Dive Computer
- DSMB
- Primary & Backup Lights
- Wreck Reel
- Cutting Tool
This gear list is based on verified equipment signals for KT-12 Stern, Italy. Always confirm final gear choices with your dive operator, guide, or liveaboard.
Recommended Dive Suit
Comfort levels can also depend on how active a diver is during the dive.
Environmental readings suggest that the waters surrounding KT-12 Stern are about 23°C (73°F) at the moment. Surface air temperatures are resting at 19°C (67°F). When water temperatures fall within this range, many divers dive comfortably with 3-5mm wetsuit. Surface intervals may feel cooler.
A warming trend is expected over the next few days. A warming trend is expected over the next few days.
Emergency & Medical Support
Essential information to help you plan your dive trip to KT-12 Stern.
Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.
Before diving, it's recommended to:
- confirm nearest medical facilities
- check emergency procedures with local dive operators
- ensure dive insurance covers evacuation if required
Divers Alert Network
Diving emergency assistance available through DAN Europe.
+39 0642115685- 24/7 emergency hotline
- Diving medical assistance
- Evacuation coordination
Emergency contacts are provided for reference. Always verify local emergency services before diving.
Closest Listed Hyperbaric Chambers
Showing listed hyperbaric chamber facilities within 200 km of this dive site.
Distances are approximate straight-line distances and may not reflect emergency travel time.
Ospedale Paolo Merlo - Centro Iperbarico La Maddalena
ICU CapableLa Maddalena, Italy•Approx. 102 km straight-line
Ospedale Paolo Merlo - Centro Iperbarico La Maddalena
ICU CapableFacility Details
Information is provided for reference and planning purposes only. Dive Navigator does not verify operational status, staffing, availability, or quality of care at listed facilities. In an emergency, contact local emergency services, DAN, your dive operator, or the chamber directly. Do not travel to a facility without calling ahead.
CENTRO IPERBARICO SASSARESE SRL
Sassari, Italy•Approx. 122 km straight-line
CENTRO IPERBARICO SASSARESE SRL
Facility Details
Information is provided for reference and planning purposes only. Dive Navigator does not verify operational status, staffing, availability, or quality of care at listed facilities. In an emergency, contact local emergency services, DAN, your dive operator, or the chamber directly. Do not travel to a facility without calling ahead.
Servizio di Medicina Iperbarica "Giancarlo Boero”
24/7 ListedICU CapableCagliari, Italy•Approx. 134 km straight-line
Servizio di Medicina Iperbarica "Giancarlo Boero”
24/7 ListedICU CapableFacility Details
Information is provided for reference and planning purposes only. Dive Navigator does not verify operational status, staffing, availability, or quality of care at listed facilities. In an emergency, contact local emergency services, DAN, your dive operator, or the chamber directly. Do not travel to a facility without calling ahead.
Marine Life at KT-12 Stern
KT-12 Stern's impressive underwater landscape serves as a vibrant artificial reef, attracting a diverse array of marine species. Large groupers and moray eels are commonly observed making their homes within the wreck's structure. Divers may encounter various species, including camouflaged scorpionfish, elusive lobsters, and intriguing sea cicadas. Schools of sea bass and triggerfish often patrol the wreck, alongside occasional tuna cruising by. Providing habitat for conger eels, it also offers opportunities to spot nudibranchs, adding splashes of color to the metal hulk.
Dive Sites Near KT-12 Stern
View all dive sites in ItalyDiscover more underwater gems in this area.
Dive Centers Near KT-12 Stern
Working Hours
Today: 08:30 - 13:00 • 15:00 - 19:30
Orosei Diving Center
Base1 Sardinia
Karibu Diving Center
Nearest Airports
Nearest airports to help plan travel to this dive area.
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Search Flights on ExpediaFrequently Asked Questions
What is the history of the KT-12 Wreck?
KT-12, a Nazi armed cargo ship, sank on May 10, 1943, off Marina di Orosei. A British submarine, Safari, torpedoed it, severing its hull and creating the diveable stern section.
What are the main features visible on the KT-12 Stern?
Divers clearly see the intact stern cannon, propeller, and rudder, all in good condition. A distinct tear in the hull, caused by the torpedo, is also visible, alongside cargo holds.
What is the maximum depth of the dive site?
Reaching a maximum depth of 34-35 m (111-115 ft), KT-12 Stern has an average depth of about 30 m (98 ft).
What certification level is required for this dive?
A minimum of Advanced Open Water Diver certification or equivalent is required. Additional training such as Deep Diver and Wreck Diver is recommended due to the depth and nature of the site.
What kind of marine life can be seen at the KT-12 Stern?
Large groupers, moray eels, scorpionfish, and lobsters inhabit the wreck. Divers frequently spot sea bass, triggerfish, tuna, and nudibranchs here.
When is the best time to dive the KT-12 Stern?
June to September typically offers the best time for diving, with excellent conditions. Warmer air temperatures, minimal rainfall, and calmer seas enhance the overall dive experience.
What is the typical visibility at the wreck site?
Visibility at KT-12 Stern is generally very good, often ranging from 24-35 m (79-115 ft). This allows for clear views of the extensive wreck and surrounding marine environment.
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KT-12 Stern
Conditions are Good
Best Dive Window
Optimal conditions expected
Current conditions near KT-12 Stern show 19° air, 23° sea temperature, 0.5 m waves, and 36 km/h wind. Forecast data is refreshed regularly to ensure accuracy.