How Long Till Fish Go In

[crypt]

hi im setting up a new tank for my fish pics can be seen in pic section i was woundering if i was to add some filter media to my new tank would i be able to add my fish faster if so how long ? or would i still have to let it cycle fully? thanks

 

[crypt]

 

[WILDER]

It depends on how much bacteria is in the filter, so you need to take test results, then you only add fish gradually or you could end up in a mini cycle.