yes of course if you have nutrient problem it's not ideal but if you don't then it is more stable that way.
According to this though, it would be better to do one big water chance 40% per month??
Quote:
Originally Posted by Myka
This is not efficient. You export more nutrients by doing bigger waterchanges less often, obviously the most efficient would be doing 100% waterchanges, but that would be a bit shocking for the system! I have found over the years that doing 20% bi-weekly is more beneficial than 10% weekly. You use the same amount of water and salt, but get more benefit IMO. This is why I don't care for the high alkalinity of IO.
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