#helpid

Hi, My parents recently purchased this Mandarin from an LFS that is known for pests in my books. My parents picked it up and decided to surprise me with it on Sunday. I closely examined the fish before it entered the tank and it didn't have any visible diseases. I did a normal acclimation, I let...

I have had this blue sympodium frag in the tank for about a month and a half. This morning I noticed this clear/whitish thing growing on it. Can someone help identify it?

It doesn't look like the last bristle worm I ran into which is why I ask... he's surviving in my dip water and looks spiny. Trying to figure out if I want him in the tank or not... surprised he's still alive honestly

Hello, we got an aquacultured coral several months ago. We dipped and scrubbed it and tried to remove any pests. However we have found these structures growing on the bottom of the mount, it has spread to around the mount. They seem to be light sensitive and will get larger at night time, and...

Trying to figure out what is living in my Ricordia. I’m hoping the answer is harmless feather duster but want to make sure it’s not Aiptasia or some other horror lurking and waiting to ruin tank life. Thanks for your help!! Including pics and a video in case seeing movement is somehow helpful.

Hi guys. I dont mean to keep posting things on here but still very new and learning. Recently my live rock has started to grow a maroon colour algae on it but when I switch my blues on it turns florescent neon red and glows. It's not slimy so I don't think it's cyano and it's not hard like...