Meta-description: For its simple look, fish molly in the aquarium is one of the favorite fish to have. However, you have to take care of it to keep them stunning. Having a fish molly in the aquarium might be something that most people will choose. Why? Fish mollies suits in the small aquarium and are easy to breed. They are also easy to adapt to the aquarium environment, and quite cheap to buy. However, you cannot just ignore them and not pay attention to their treatment. If you want your mollies to live properly and can breed happily, you have to understand how to care a fish molly in the aquarium. As simple as your molly, here are those steps: 1. The temperature of a tropical fish You have to understand that the molly fish is a tropical fish. Therefore, you must set the tropical temperature in your aquarium. The tropical temperature starts from about 78-82-degree Fahrenheit. You can set the sufficient temperature with the aquarium heater. Don't forget to buy the aquarium h...