i have no idea, it shouldnt be the main diet unless the fish you have are carnivores so you have to take that into account.Andre said:lol, ok. well if i have like 150 gallon display with about 22 fish. i have a 45 gal ref. So how many grams should i start with ruffly, also. What is the exact process. just drop the eggs in the chaeto, or is it totally different than that?