I recently received what I think is a red nob starfish as a gift. It is about 2 inches across, dark red, and has sharp spines. Is it reef safe? How can I keep it happy in my two month old 10g? Should I take it back to my LFS?
TIA
ammonia 0.0
nitrites 0.0
nitrates 5 ppm
2X 10w 50/50 mini...