What is this thing?!

[nicks nano reef]

i think it may be a sea squirt but

cant be sure. i found it in my sump it hase three mouths each with small tentacles around the opening

 

[JOKER]

Pineapple sponge?

 

[johnanddawn]

Sponge or tunicates, either way fine in sump

 

[luxauterna]

agree with above

 

[Chpaige]

Tunicate, filter feeder, perfectly fine in sump.