Is it normal for new fish to stay at the top of the tank?
Usually, your fish goes to the top when he’s not getting enough oxygen. Unlike you, he uses his gills to breathe the air that’s already in the water. However, in some circumstances, there’s not enough oxygen in the tank for all of the fish to breathe easily.
How can you tell if a guppy is stressed?
Symptoms of Stress and Illness in Guppy Fish guppy fish loses its appetite and eventually stops eating. guppy fish will hide continuously or will sit on the bottom of the tank. stressed guppies will lose some of their color and will become pale. guppies may stay near the surface gasping for air.