We think this is some kind of anemone but weren't able to find it in any ID book. The small yellow sea cucumber on the left is about 2-3 in long.

2003:09:05 16:01:01
Island: Rinja
Dive Site: Cannibal Rock
Speed: 1/30 sec
Aperture: f6.3
ISO: 64
Exposure Compensation: 0.0
Exposure Program: Aperture Priority
Focal Length: 7 mm
Flash: