Hi all, after 40 days I am start to see some purple spots on the dead rock as showen in these pictures below, what do u think it is, I am lucky I am starting to get coralline algae or not?
My tank is 200 gallon
Nitrites 0
Nitrate 5.0
Amonia 0
Ph 8.2
slinalty 1.023
Phosphate 0
Calcium between 350 420
No coral
200 lbs dead and diy live rock
15 lbs live rock
View attachment 142729 View attachment 142730 View attachment 142731 View attachment 142732 View attachment 142733
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My tank is 200 gallon
Nitrites 0
Nitrate 5.0
Amonia 0
Ph 8.2
slinalty 1.023
Phosphate 0
Calcium between 350 420
No coral
200 lbs dead and diy live rock
15 lbs live rock
View attachment 142729 View attachment 142730 View attachment 142731 View attachment 142732 View attachment 142733
Sent from my GT-I9500 using Tapatalk