hey guys! i have a 2 x 2 x 2 ft nano tank. i do not have a skimmer and chiller. i have a few live rocks, 2 clown fish, 1 baby blue tang, 1 singapore angle, 1 goby, and a starfish. my current water temperature is around 29-30 Degrees. do u all think i need a skimmer and a chiller? appreciate much if some one can help me. thanks in advance