A Brook Trout has to have many needs in order to survive. One priority that a Brook Trout has to have is fresh and clean water. Although the Brook Trout have to have clean water, if it's too clean, they will die. The reasoning behind this is the trout have to have some bacteria in the water called good microbes, which cleans the water in a way the fish need it to be. Another thing they need in order to survive is some type of protection. If there is a fish in the water that is killing and eating the other fish, that fish will be taken out. Also, if there is a fish in the tank that is bullying another fish, that fish will be taken out. One very important need is the temperature. The Brook Trout have to have the water at 50℉ to 60℉ in
