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Hi, I also have a 75g and I recently upgrade my PC 4x65w (2 dayligth and 2 actinic) to 2x175w 14k with my 2 actinic. If you have a good chiller this...
Turbo snails are good eating brown algae
brown algae may form because of meany things, ligths running to long, bulbs need change, the water you use for water cha.nges, phosphate. chek all...
thanks
I'm from Puerto Rico and I have a 75g reef tank
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