Vertical underwater view of big shoals of tropical damsel fish moving in unison over coral reef in crystal clear water in Coral Triangle of Timor-Leste, Southeast Asia

coral triangle shoals of tropical fish shoals of fish timorleste diving timorleste diving coral reef east timor scuba diving timorleste coral damsel fish biodiversity marine marine ecosystem ocean sea underwater water vertical view vertical view coral reef ecosystem scuba dive scuba diving southeast asia south east asia nature wild wildlife tourism adventure exploration animals reef reefs tropical fish damsel fishes shoaling tropics tropical