In the past, I’ve typically kept my refugium livestock free, only having macro algae in it. Right now however, it’s being overrun with green hair algae. You can see I literally have GHA growing on my chaeto.
I was thinking about placing a Pincushin Urchin in there to clean up some of that...
I have two urchins in my main display, one tuxedo, and one pincushion. My tuxedo roams around the tank, showing up usually in a new location every morning. My pincushion on the other hand always is in the same spot on one of my rocks. I can clearly see that the pincushion has been exploring and...
https://photos.app.goo.gl/Zs2X3KTgtaPrgHAE7
I need help. I added this urchin yesterday after acclimating it and it was moving around really well and seemed fine. Come to this morning and it wasn't moving, I wondered if it was hungry so I put another algae pellet under by it, wouldn't move...
Soooo I was watching my tank for a little bit while I was on my computer next to it and I noticed my pincushion sea urchin expelling tiny coco puffs from the back side of him. This is definitely a silly question, but I just want to make sure he is ok and that it's normal. I literally have never...