Okay so I have a fish tank that is cloudy. Its been cloudy and i've done a lot to figure out what is wrong. The water is fine; Ammonia is 0, Nitrite is 0, Nitrate is 40 (smidge high), Alkalinity is 120, Total Hardness is 100, and pH is 7.4. Okay so I did all the testing that checks out okay. I...