If you have direct sunlight hitting the tank, this will have a major impact on the algae in your tank, 3 hours a day is bad, if you can't move the tank, then i would recommend shutting the curtains ir blinds in this time...feed the fish every other day & put some phos filters in the filter... _________ Hardware-55G Rena Md,Filstar XP3 Filter, 200w Heater, 1xSeio 2, 1xKoralia 2, Lee's Medium Skimmer, 8x39watt T5 Fish-Yellow Tang, Coral Beauty, Midas Blenny, Clown, Chalk Goby Inverts-Snails, Hermits, Black Long Spine Sea Urchin, Blue Linika StarFish, Cleaner Shrimp, Coral Banded Shrimp, Feather Duster, Green Bubble Tip Anemone, Coral's-Green/Purple/Hairy Mushroom's, Xenia, Button, Green, Yellow Polyps, Toadstool Leather,Finger Leather, Purple tip Frogspawn.  |