1 hours 15 minutes by car from Nusa Dua to the east of Bali then 20 minutes by boat to small island called Gili Tepekong. It’s only in this point most chance to see shark in Bali. Coral and other fishes also very interesting. Variety and colorful of them. Turtle and Mola mola can be seen here sometimes. Water visibility about 15-25 meters, coral grow from 3 meters slope down to 30 meters. Some corals grow on wall down to 50 meters.