Yesterday I vacuumed my 10gallon tank and my fish died. Idk why, this doesnt always happen. Any advise?
-had three guppies, a pineapple sunset and tiger platy, dwarf gourami, opaline gourami, betta, glow fish, 2blood heart tetras, algea eater, and snail. ( I know I was a bit over stocked, but...