One side note is they are not reef safe.. if the legs are melting/discenagrating hes prob a gonner or close to it so its likely best to remove him.
In generally you should have your tank going for atleast a year before you add a starfish.. they need the microfuna to build up in the tank to have...
For media chamber i like using something like marinepure or other filter media.. if you can using a filter sock or even polyfill in the overfill will help keep your water crystal clear.
For stocking sounds promising.. note dotty backs can be punks!
Hey Guys, I just joined the form and figured i would say hi!
My tank is a 5.5/6' Custom shallow reeftank. this is my (4th?) reef tank and was completely throughout and designed by my self. its currently against the wall but will eventually be turned into a peninsula. Here is my latest updated...