Can you put copper sulfate in a fish tank then eat the fish?

No, you should not put copper sulfate in a fish tank and then eat the fish. Copper sulfate is toxic to fish and can cause health problems in humans if consumed.

Copper sulfate is a chemical compound that is often used as an algicide and fungicide in aquariums. It is effective at killing algae and fungus, but it can also be harmful to fish. Copper sulfate can cause fish to develop gill damage, liver damage, and kidney damage. In severe cases, copper sulfate can even kill fish.

If you are considering using copper sulfate in your aquarium, it is important to weigh the risks and benefits carefully. Copper sulfate can be an effective way to control algae and fungus, but it can also be harmful to fish. If you do decide to use copper sulfate, be sure to follow the directions on the product label carefully and monitor your fish closely for any signs of distress.

If you are concerned about the safety of eating fish that have been exposed to copper sulfate, it is best to err on the side of caution and avoid eating them. Copper sulfate can accumulate in the body over time, and it can cause health problems in humans if consumed in large amounts.