Coral Profile
Hydnophora
Hydnophora rigida
Also known as: Horn Coral, Branch Coral
SPSintermediate
Type
SPS
Difficulty
intermediate
Light
high
Flow
high
Notes
Branching SPS with sharp ridged texture (the 'horns' in the common name). Faster-growing than Acropora and more forgiving of parameter swings. Has short sweeper tentacles — don't place within 4″ of softies or LPS.
Photo: Randi Rotjan / Wikimedia Commons · Source · CC-BY-SA-3.0