HELPING THE OTHERS REALIZE THE ADVANTAGES OF FEMALE KOI BETTA FISH

I purchased what I assumed was a Koi betta - primarily white with a small amount of red and black. He has absolutely altered colours, and now he's generally blue and black!Goldfish do improved at around the 18-20C mark although tetra and betta would not be incredibly pleased so the goldfish has to go ASAP, then from the tank you may have 1 betta an