i recently bought these ultra uncommon NEON pink zoos farly large polyped and they now haveent opened for a long time about 1.5 weeks and have a wierdy ellow greenish brown algea stuff on them like a film i have FW dipped them 2 times as i do before i put anything in my tank and did a few days later again i payed 75.00 for the 5 plops on the frag plug they glow neon pink even with out any lights on and they scream when the lights are on i have never seen any zoos so bright i would HATE to lose them i have never seen them before plese any suggestions will be SOOOOOO much help all my others are doin well its just these guys im having probs with