high ammonia

[Beverly]

Originally Posted by adidas

i recently cleand my Eheim filter i was running, so it doesn't have any bacteria anymore. I did, however transfer established water, and i have the eheim running again on it now.
And i saved all my crabs at least! i'm just letting the little tank cycle now. i'll test levels tomorrow and see whats happening.

When cleaning any filter media, remember to use outgoing changewater. This will preserve the beneficial bacteria in the media. Also there is almost no bacteria in the water from an established tank.