hi first off i want to say i love the site its very helpful but i have a problem i have a 55 gallon fish only tank well it was a fish only tank a friend of mine was gettin ride of his 150 reef tank and got stuck with one xania aka pulsing coral? i think. the guy he was giving most of his stuff to said that it was to much of a pest and he didnt want so i got it and i know nothing about corral at all i dont know do i need to feed it? my lighting is a aqualitght t-5 that 10,00k daylight & true actinic 03 blue is that enof to keep it alive i aslo dont have a protien skimmer i do have a power head tho to help with circulation any help would be appriatted ty for all the help