Critter ID?

[gavinz]

Can someone tell me what these are? They’re all over my tank glass rn. I’m not worried about them just curious as to what they are. Thanks in advance

 

[Reefing102]

Almost looks like hydroid jellyfish

 

[Sharkbait19]

+1 hydroids
They show up pretty frequently in new tanks and these types aren’t harmful. They will disappear overtime.

 

[gavinz]

Almost looks like hydroid jellyfish

Thanks for the help that’s exactly what it is!

 

[gavinz]

+1 hydroids
They show up pretty frequently in new tanks and these types aren’t harmful. They will disappear overtime.

Thanks! They are pretty neat to look at!