What kind of plant is this? It's in a reef tank- it's growing on live rock with purple coralline algae, and we have a Blennioidei (Blenny), an
Amphiprion percula (Clownfish), a Lysmata amboinensis (striped shrimp), a Lysmata debelius (spotted shrimp), 2 Nemateleotris (Purple Firefish), and a Sphaeramia nematoptera (Pajama Cardinalfish).

Question

What kind of plant is this? It's in a reef tank- it's growing on live rock with purple coralline algae, and we have a Blennioidei (Blenny), an 
Amphiprion percula (Clownfish), a Lysmata amboinensis (striped shrimp), a Lysmata debelius (spotted shrimp), 2 Nemateleotris (Purple Firefish), and a Sphaeramia nematoptera (Pajama Cardinalfish).

hhopke · Answer

attachment

hhopke · Answer

Also, what are these?

anonymous · Answer

Okey so i don't know what people here know but indentifying specific plants might be a little  hard for us over the internet

hhopke · Answer

I've identified Alveopora gigas, Macrodactyla doreensis, and Corallinaceae over the internet...