Invertebrates
I just swapped my 4 year old 20g tank for a new 55g. I used about 18g of old tank water, treated/salted each 5 gallons with dechlorinator/NitraBan that I added separately, added new plants, treated the entire tank with CorrectPH to 6.8-7, water temp to 74, rinsed the substrate in leftover tank...