Koh Lak Ngam's untouched reefs host a fascinating array of marine life. Divers can expect to encounter vibrant schools of tropical fish, including angelfish, butterflyfish, and lionfish. The area is also known for sightings of sea turtles, moray eels, and an impressive variety of soft and hard corals. The biodiversity of this site offers a captivating experience for marine enthusiasts and photographers alike.