Nitrates and what to do to get them right?

[Randy Holmes-Farley Verified Community Expert]

Randy, understanding that this post is several years old ...

In https://www.reefedition.com/nitrate-in-the-reef-aquarium/, you state that you keep the nitrate in your aquariua below 1 ppm nitrate. Are you recommending 2-10 ppm nitrate now due to updated information? Thank you.

Yes, that is old and should have been updated. i changed it to this:

I recommend keeping nitrate between 2 and 10 ppm. Lower is certainly fine if there are other adequate sources of N (such as ammonia or organics that contain N) and higher can also be acceptable. Some great tanks have nitrate up to 100 ppm or more.

 

[Randy Holmes-Farley Verified Community Expert]

The particular source that you see for that article may or may not change. Here's the updated article site:

Nitrate in the Reef Aquarium

Introduction Nitrate is an ion that has long dogged aquarists. It is typically formed in aquaria through the digestion of foods, and in many aquaria it builds up and can be difficult to keep at natural levels. In the past, many aquarists...

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