acan help

Hello everyone! Im a first timer with acans, got this yesterday from the lfs. I could see the two fluffy polyps but there is a third kinda funky. Not sure whats happening. - it a new born and will grow like the other? - the polyp is stuck in the bone and i have to poke to let them free? -...

I have had this acan for about 2 weeks and it has never puffed up and it is slowly showing more and more skeleton. I feed is mysis and fish pellets every other day. I am checking my parameters now so will post in a minute. I also have it in low light and flow. Not shadows though. My tank is...