Identify

[mustseefish]

I just found this thing crawling on the glass i can’t tell what it is can anyone help identify?

 

[AydenLincoln]

Aiptasia it’s bad and you should remove it.

 

[Waters]

Not sure that is aiptasia....looks like a sea spider?

 

[ryanjohn1]

Either aptasia or coral spider. Both cases destroy with fire

 

[Sophie"s mom]

Agree, not sure which it is, but definitely one of the two, and neare good, get rid if it.