For the past three or four days my LTA has been ... well i dont know exactly what he is doing. It looks as if it is producing a serious slime. not sure waht this means, but he isnt opening up and looking all pearky as he usually dose. all parameters look great. 8.3 pH, .0 NH3, 2.3 Alk, 3.2 NO3, .2 NO2, 420 Ca. I am at a loss. Please any advise. this is my first one and he was doing great for over a month. Now This....