Anyone know what these are?

[Trevors1972]

I'd like to know what these are.

 

[Trevors1972]

A bit less blurry.

 

[cloak]

Montipora digitata?

http://www.advancedaquarist.com/2008/1/aafeature2

 

[Tahoe61]

Looks like sponge or root structures from Caulerpa, my first guess is just a weird sponge growth probably related to flow or relocation of that piece of rock from a shadier more cryptic environment.

 

[Trevors1972]

Not the sponge. The 3 types of acropra

 

[Tahoe61]

LOL, yeah Montipora Digitata.

 

[Trevors1972]

The orange ones?

 

[Tahoe61]

Two up front are Digitata, the one behind is an Acropora but needs to grow out and color up before I can make an ID. A wild guess would be a Acropora Valida, wild guess.

 

[Trevors1972]

Ok what about the purplish one

 

[Trevors1972]

This one

 

[Trevors1972]

Closer up

 

[Tahoe61]

Post #10 is Red/Orange Digitata.
Post#11 an Acropora that needs to grow out and color up. It might be Acorpora Valida