lfckopite
Fish Fanatic
Can enyone tell me wy i am having a ammonia spike my tank as been set up for 5 months with no problems but the last 2 days my ammonia has gone up yesterday it was 0.50ppm so i done a 25% water change and today it is reading 0.25ppm nitite is fine 0ppm and nitrate is 20ppm the only thing i done diffrant is last week i swilled the sponge in filter in tank water thanks