Any clue what these are?

[Michael07]

Hi guys the little brown stuff is and if u also look inside the brown stuff there is a green thing growing anyone know what it is?

 

[Kurt_Nelson]

I *think* I'm just seeing green star polyps overgrowing some type of LPS coral (the green thing.)

 

[iDream]

definitely some star polyps are the brown thing, hardy corals, low light

 

[Jaybird]

definitely a star polyp of some kind. Not sure what the green thing is.