What is this and where did it come from?

[Droskie20]

What are these green things?? Pest or pet?

 

[Neno reefs]

Majano anemones, Pest,

 

[ErinCahir]

Super pest. Nuke 'em now.

 

[Droskie20]

How do I get rid of them? Can I use aiptasia x?

 

[ErinCahir]

Yes you can.

 

[cvcdrk]

As far as pests go, it's a nice looking pest. :-)