Hi
I have had fish for 1/2 year .I'm a college boy who loves fish. I currently have a 20 long with an Aquaclear 50 installed and a heater. The fish inside are 4 Orange Von Rio Flame Tetras, 1 Female Swordtail, 3 Peppered/Leopard Cory Cats. The tank is set at 78-79 F, the Ph is kept at...