Yellow / Gold sun coral
A variant of Sun coral (Tubastraea sp.)

Photo: Chaloklum Diving · CC BY-SA 4.0
Yellow-to-gold corallites and polyps (often Tubastraea faulkneri/aurea types), a prized brighter color form.
A variant of Sun coral (Tubastraea sp.)

Photo: Chaloklum Diving · CC BY-SA 4.0
Yellow-to-gold corallites and polyps (often Tubastraea faulkneri/aurea types), a prized brighter color form.