betta tanks

Hello! :fish: I am planning on opening up a specialty fish and reptile store. It was mentioned to me that I should start off with breeding and selling from home, which is probably a good idea for now since I'm looking to buy a new home next year. Once I get my house, I do have a plan to set up a...

Hi guys, I was wondering how many times a week I should do a water change for my betta, Pence. He is in a 5.5 gallon with a Topfin Silenstream Power Filter 10. I was thinking since his tank is pretty small probably twice weekly or once weekly? Please share your opinions Ash