While you may save on heating, a proper environment still requires essential gear: Subtropical Fish Species | Tropical Fish Hobbyist Magazine
: Small, peaceful schooling fish often called the "poor man's neon tetra". They are very affordable and thrive at temperatures around 72°F. buy sub tropical fish
: Large, active barbs with a metallic sheen; they are peaceful and can even be kept with goldfish in large enough tanks. While you may save on heating, a proper
: Robust, attractive labyrinth fish related to bettas. They are adaptable but males can be aggressive toward each other. While you may save on heating