Pest Identification

[vaguelyreeflike]

What are these? Friend or foe?
On the undersides/edges of Zoa frags.

 

[Dan_P]

What are these? Friend or foe?
On the undersides/edges of Zoa frags.

A photo under white light would help immensely.

 

[Rtaylor]

This

 

[shakacuz]

the third picture gives me zoa rating nudibranch vibes.. would feel better about my ID under white light

 

[vaguelyreeflike]

I will update with better pics on Tuesday, thanks everyone

 

[vaguelyreeflike]

forgot to post this pic as well, still blue light though

 

[Ryde]

Hard to tell but if I had to guess it looks like a pineapple sponge.

 

[vaguelyreeflike]

https://www.reef2reef.com/threads/what-are-these-cannot-figure-it-out-hitchhiker-id.922378/
made a new post with updated info and white light pics! Most likely not a nudibranch and definitely not a sponge