For contrast with the pervious basket star, here we have a cushion star from the same family. About the size of a basketball that's been cut in half.

2003:09:06 07:59:59
Island: Banta
Dive Site: K2
Speed: 1/40 sec
Aperture: f7.0
ISO: 64
Exposure Compensation: 0.0
Exposure Program: Aperture Priority
Focal Length: 9 mm
Flash: