Knife Rock — Trincomalee
About this dive site
Knife Rock is a thin, blade-like formation that drops from the surface to about 14 m, with both sides of the wall covered in marine life. The site is sheltered on rough-weather days. Scorpionfish sightings are almost guaranteed for divers who look carefully.
What you'll see
- Parrotfish
- Triggerfish
- Surgeonfish
- Hawksbill turtles
- Scorpionfish (camouflaged)
- Wrasse
- Butterflyfish
Site highlights
- ✓Blade-like rock formation running 3–14 m
- ✓Snorkelling accessible from the surface
- ✓Good shelter on rough-weather days
- ✓Scorpionfish sightings almost guaranteed
Currents & Visibility
Light current. Sheltered site. Visibility 12–18 m.
Recommended courses for this site
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Equipment included · Local guides · Small groups
Questions about Knife Rock
What our divers say on Google
“Two wonderful family dives. It was my daughter's first time underwater, but thanks to the instructor's support, she managed without any problems. We recommend the Diving Club for its professionalism and excellent dive masters…”
Paulina Och
Local Guide · July 2026
Translated from Polish
“Incredible experience! We saw hundreds of veil jellyfish (which don't sting), turtles, squid, and tons of fish 🐠 The guide was so kind, attentive, and genuinely caring. He was so thoughtful and looked after us. Thank you everyone, it was a wonderful experience ❤️”
Mélïa El Afghani
August 2026
Translated from French
“He flipadoooo! Anu and Kethee the best Diving màsters!!! Super good experience! I touched a turtle and saw a lot of fishes with professionalism and kindness!!! I fully recommend it!!!”
Blanca FRANSITORRA
August 2026
“They took us to three different snorkeling spots, and we saw turtles, moray eels, and a wide variety of fish and coral. Spectacular!”
Lidia Merino
August 2026
Translated from Spanish
“Incredible experience! We saw a variety of fish in different spots. The guide was very kind, attentive, and caring. I highly recommend it. P.S.: They even lent us a GoPro for free!”
Leila Lebban
August 2026
Translated from French
“Friendly and very safe! Wonder recommend to all levels. The sea was so beautiful and full of life. The staff is very cool and welcoming. We felt at home and so will you.”
Jason Badger
July 2026
“Great experience, saw so many dolphins on the trip and the boat driver was great with finding a good area without too many other boats”
Aanya Patel
August 2026
“Went for a jet ski experience for 30mins. Gave good instructions and was a memorable experience. People watching beware they may splash you😂”
Dionysus Christyselvarajah
August 2026
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