It is not recommended to raise fish in the bedroom, because the fish tank will emit water vapor, increase indoor humidity, easily breed mold and lead to biological pollution; The air pump in the aquarium will make noise and affect sleep. Moreover, if the fish tank is not properly selected and placed, it will not only fail to raise fish, but also pollute the living room and affect human health. It is suggested to put the fish tank in the living room or study, where the air circulation is good and it is easy to change water; Moreover, the fish tank should be placed firmly and the fish tank should be selected reasonably.