The Terrains at Derawan are varied-from walls and fringing reef to caverns. Big green turtles (chelonia mydas), white tip leopard and nurse sharks, schooling barracudas, napoleon wrasses, cuttle fish, spanish mackerel, jacks and batfishes, and ornamental reef fishes hang out in record densities and diversity.

The island of Derawan is home to critters, small and unusual creatures native to this coral environment. A great many species can be seen, where in the evenings the waters are home to predators of all shapes and sizes.

Derawan is also home to sea turtles (both green and hawksbill), which come on shore at night during high tide and lay their eggs.

Upon arrival at Balikpapan Airport, meeting service and transfer by car to check in at Hotel in Balikpapan, evening free at leisure.

After breakfast transfer to Airport for the flight to Berau, upon arrival at Berau, transfer to harbor to boarding a boat and cross the Sulawesi Sea to Derawan Island. Check in at losmen, or local house, Lunch, afternoon possibility for snorkeling or Derawan village sightseeing.

Early in the morning by fishermen's boat to Sangalaki Island which is called the Capital of The Mantas Rays, many kinds of exotic fish could be seen in this area like the Mantas, Napoleons, purple sea horses, tunitates, dwarf scorpion fishes, and not to forget the Coral Sea Garden which is still in tact. In the night we could explore the Turtle bay. Overnight at the Simple Sangalaki Resort or Local house, meals provided on the way.

After breakfast start our trip cross the sea by simple fishermen's boat to Tarakan Island for the return flight to Balikpapan, from where you can connect for your next destination.