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 revise my answer I think they're hydroids Google themThey dont have tubes to retract in, is it just a diffrent type? Do I have defect dusters?
Hard to tell really, but they look like hydroids. Especially if they don't have tubes.
harmless filter feeder.
thats cool.Harmless unless they decide to grow among your zoas.
They sting them and annoy them, making them stay closed.