Snail with growth??

[Germanman]

confirmation...its a barnacle

 

[Reefscape]

yeah, or maybe a limpet...it is not going to do any harm i dont think..should be fine

Niko

 

[darkcirca]

Thanks everyone. I'll just let him be. He looks fine and is still acting normal so I'm not too worried. Just curious as to what wants to share his home with him.