would placing too many fishes all at once in an est. tank cause death in ur tank? base on my knowledge, and this is from reading you should not. 2" for every 5 gal. is the rule. to let the current bio load adjust to the added fish. So is a bio shock is when all its parameters spike up or can a lack of Oxygen be a cause. will it show on your h2o tests. and how long will it last b 4 it stablize.
i think its just plain O stress that kills newly added fish.
i think its just plain O stress that kills newly added fish.
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