Macroalgae Nitrate Export

[Sunee]

Originally Posted by SeaHorse_Fanatic

I doubt it. Plants consume Nitrates as plant food, so no nitrates would mean your macroalgae would have a very hard time, NOT that your phosphate uptake would increase.

You're right, no nitrate no growth and no phosphate uptake. Actually this applies to any nutrient, if one of the elements essential for growth is not available the plant stops growing.