Ok so me and my boyfriend started are own saltwater tank it's been a few months now we have a very happy carpet anemone 2 clown a sorry * he he I just like calling her that* XD we have some blue lags and a snow flake eel a sand sifter star and a chocolate chip star now my issue is with the ch star he was doing really good for about 3 months then one day he just sat on the bottom of the tank and curled his legs up he's starting to get more dark red and has lighter spots inbetween his chips, I don't know if he's dieing or if it's just something that they do but would like to know if I can save him or if he's to far gone we also have a pretty bad out brake of grass alge and are trying to get it under control. Ty anything thing helps