ID on this jelly like stuff?

[RWhitt907]

Not sure what this stuff is. It's brown and translucent and all over my rock work but not on any coral from what I've seen. Maybe a type of sponge?

 

[Dan_P]

Not sure what this stuff is. It's brown and translucent and all over my rock work but not on any coral from what I've seen. Maybe a type of sponge?

Maybe Chrysophytes.

 

[taricha]

looks like sponges happy in poorly lit places.

 

[vetteguy53081]

Agree on sponge growth