Fish are a popular pet choice for many Australians. They come in a variety of shapes, sizes, and colours, and can be kept in both fresh and saltwater tanks. Fish are relatively low-maintenance pets, and can bring a beautiful and calming atmosphere to any home. There are a wide range of fish species available, from the common goldfish to tropical and marine fish. When setting up an aquarium, it is important to research the type of fish and the environment they need to thrive. This includes the water temperature, pH levels, and the type of food they need. Fish also require regular cleaning and maintenance of the tank to ensure a healthy environment. With the right care, fish can be a rewarding and enjoyable pet for any home.