what on earth are these? sponges?

[NeedAReef]

i will try to take a shot in whiter light tomorrow if need be.
i have a bunch of these guys on the back wall at the overflow grate, on some rocks here and there. In white light they appear fleshier color. My git says some kind of sponge? not clue but i do have a lpt. of them. mlst are about 1/4 inch tall? never grown larger

 

[vetteguy53081]

i will try to take a shot in whiter light tomorrow if need be.
i have a bunch of these guys on the back wall at the overflow grate, on some rocks here and there. In white light they appear fleshier color. My git says some kind of sponge? not clue but i do have a lpt. of them. mlst are about 1/4 inch tall? never grown larger

Looks like clatharina sponge and harmless, somewhat ornamental but will continue to grow

 

[NeedAReef]

two more photos one is same as thr blue light pic bit whites turnes uo the other is an additional. one. i foind on another rock... got a ton of these everywhere

 

[vetteguy53081]

two more photos one is same as thr blue light pic bit whites turnes uo the other is an additional. one. i foind on another rock... got a ton of these everywhere

still seem like clatharina

 

[NeedAReef]

still seem like clatharina

thanks!