Board a dive boat off Colombo for two guided wreck dives that turn WWII relics into vibrant reefs. Expect moderate depths, warm water, and close-up encounters with turtles and reef fish during the December–April season.
More ways to explore the area's outdoor wonders
The boat slips away from the city silhouette and the Indian Ocean opens like a mapped memory—blue turning to deep indigo where rusted hulls lie. On a five-hour trip from Colombo you make two guided dives through ghostly ribs of shipwrecks: Thermopylae Sierra, SS Perseus, Lotus Barge and more, now framed by black coral and schools of fish that treat steel as reef.
Difficulty
moderate
Duration
5 hours
Fitness Level
Moderate fitness—comfortable swimming, able to make repeated descents and manage gear during surface intervals.
Wildlife
History
Several wrecks off Colombo date to World War II and mid-20th-century cargo traffic, now colonized by corals and fish that repopulated the sunken structures.
Conservation
Use reef-safe sunscreen and avoid touching wrecks to protect coral growth; many sites are unprotected and rely on diver stewardship to minimize damage.
Reserve your spot on the Diving in Colombo today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Check certification requirements
Confirm whether your Open Water certification is sufficient or if a guided beginner dive is provided; bring proof of certification if you have it.
Hydrate and eat light
Drink water before boarding and opt for a light meal to avoid discomfort during descent and surface intervals.
Sun protection for surface time
Bring a sun shirt and reef-safe sunscreen—the sun is strong on the return ride between dives.
Secure motion-sickness relief
If you’re prone to seasickness, take preventive medication before boarding and sit mid-boat where motion is least pronounced.
Mask, snorkel, fins
Personal-fit mask and fins improve comfort and control during two successive dives.
Rashguard or dive skin
Protects from sun and minor contact with wrecks between dives.
summer
Surface marker buoy (SMB)
Useful for safety stops and to signal your position to the boat during ascents.
Logbook & certification card
Required to verify certification level and to log the shipwreck dives.