Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
I'm pretty sure those are colonial hydroids, not feather dusters. They don't seem to be bothering those zoanthids much, but they have been known to spread quickly. Some similar ones:
www.reef2reef.com
www.reef2reef.com
And that would be them! Interesting. I had figured because they had a tube it wasnt hydroids. They also retract back into the tubes when disturbed.I'm pretty sure those are colonial hydroids, not feather dusters. They don't seem to be bothering those zoanthids much, but they have been known to spread quickly. Some similar ones:
![]()
Are we sure these are colonial hydroids?
I found some of these in my tank- and I'm really not convinced that they're colonial hydroids. Every single ID thread I've come across has them labeled as colonial hydroids, but based on a few observations I've made, I'm not convinced. Here are some pics of the exact type I'm talking about...www.reef2reef.com
![]()
tube worm name? Thanks!
Gentlepeoples of Reef2Reef, I have these tube worms and never paid any attention to them for years and years. The tubes are brown colored, very small (about 4 mm long), with fronds or tentacles that are brown in white light. I recently switched over to predominantly blue LED, and found the...www.reef2reef.com

