Noticed these starting to grow on live rock. This image is very zoomed in, they are about the size of a tip of a pencil.
Almost look like tiny feather dusters housings.
Any ideas? I have about 15 on one rock, and noticed a few others around the tank.
Almost look like tiny feather dusters housings.
Any ideas? I have about 15 on one rock, and noticed a few others around the tank.