Red thing on glass

[Everything Aquatics]

What is this that I found on the glass

 

[jsker]

Let see if someone knows

 

[sfin52]

Looks like a type of Hydroids

 

[Everything Aquatics]

Foramoniferian | Melev's Reef

I asked my serious saltwater friends what they thought this critter was, and I was told it's very likely a Foramoniferian. It appeared on the walls of my frag system, and seems to be filterfeeding. It doesn't sting anything, and didn't turn into a plague. Just an interesting reef curiousity. As...

www.melevsreef.com

 

[KJ]

^^^Agree.