something green??

[rasnme]

:thinking: anyone have a clue what it can be,, it's growing up out of LR the LR has been in my tank for almost 2 years the green thing just started about 2months ago an keeps on getting bigger :notsure:

 

[fedukeford]

probley caulpera, or other kind of algea

 

[jmick]

It looks to be Neomeris annulata, which is a calcium loving macroalgae. Have it in my fuge and display.