So 6 Weeks in ,got the Brown Diatoms (I know to be expected) all over sand and some of the Glass, been readng forums and as usual so much information and a lot seems to confict, anyone recommend Seacham Phosguard treatment (or Similar) , Water Changes or just let it ride out ? Tank Contains 1 Clown, 1 Cleaner Shrimp, 2 Hermit Crabs and 2 Snails. Live rock, Couple of Zoa frags and a Torch. Thanks in advance for advice