I set up a 75g 4 weeks ago with wet rock I picked up from a reefer abt 8 moths ago and had it in a bucket of water with pump but no heater ever since. Then added the sponge and filter floss from my 30 gallon established tank back in forth for abt 3 weeks added 2 Molly’s 2 weeks ago. Ive been testing for 2 weeks and never seen an Ammonia or Nitrite spike. I wanted to know if I’m good move fish over to new tank or give it more time?