?

[madjoe]

So if u have your rock in the sand then pull the rock up and the part in the sand is black thats from ammonia right?

 

[jrpark22000]

I always thought it was related to anerobic conditions and hydrogen sulfide, not ammonia.

http://reefkeeping.com/issues/2005-12/rhf/

 

[madjoe]

I always thought it was related to anerobic conditions and hydrogen sulfide, not ammonia.

http://reefkeeping.com/issues/2005-12/rhf/

See thats why i asked lol