Need help to identify branching macro algae

[BIGAL29]

Hello… Need some help… Can someone please help identify what macroalgae this is and what eats it? I have tried everything from sea hairs, two Texido urchins and emerald crabs… To no avail.

 

[F i s h y]

Hello… Need some help… Can someone please help identify what macroalgae this is and what eats it? I have tried everything from sea hairs, two Texido urchins and emerald crabs… To no avail.

Looks like a variety of calurpa.