How To Euthanize Aquarium Fish. Tropical fish less than 2 inches in length can be euthanized by exposing them to freezing cold water. Next place your fish in the water and continue to freeze it.
The fish is put into a small container along with some aquarium water at the normal temperature. Putting your fish in a frozen water is a common way to euthanize your fish. Hence you can create an emulsion by adding a small amount of water and 12 drops of clove oil in a leak-proof jar.
This drug is not water soluble and must be mixed with acetone or ethanol for it to euthanize the fish.
Dont add them at the same time. Soak the fish in a container this requires only a small amount of water with this mixture and it will die within minutes as these chemicals irritate fish tissue causing it to go into a comma and lead to death. Grab your fish Place a square of aluminum foil down on a flat surface. One says to put the fish in a mild alcohol solution maybe 10 alcohol at most 1 part vodka to 4 parts water and the fish will become intoxicated pass out and die.
