ive had such a hard time with my fw...for3 weeks or more i only had ammo and i had lots of it last weeked or the begging of this week it goews away and nirite is high and i hav nirate. i test today i hav 0 nitrite 0 nitrate and i hav AMMO wtf.. i use prime for water chages im hopping thats wut the ammo i was becuz wed nitrite was really high and nirate was there.. im going to bug out if my fw cycle again!