In this pic, you can clearly see the this hard coral's feeding tentacles. In the Caribbean, these are typically only extended at night, but in Indonesia, it seemed like all of the corals fed 24/7.

2003:09:02 13:12:41
Island: Satonda
Dive Site: Sand Box
Speed: 1/100 sec
Aperture: f8.0
ISO: 100
Exposure Compensation: -1.3
Exposure Program: Program
Focal Length: 12 mm
Flash: