

Typically, those fish found in tropical environments fall under the umbrella term of ‘tropical fish’. This includes many of the most iconic fish in the fishkeeping hobby, including Tetras, Angelfish, and Bettas, as well as some lesser-known varieties like Apistogrammas, Bichirs, and Killifish.
There are 1000s of different types of tropical fish, split between freshwater and saltwater environments, though most fish sold in the fishkeeping hobby under the label ‘tropical fish’ are freshwater species.
In most cases, yes. Most tropical fish come from tropical environments where water temperatures often exceed 20°C, sometimes 30°C!
This means that they need to be kept in heated aquariums equipped with a quality aquarium heater. The best aquarium heaters are often adjustable, allowing you to pick from a range of temperatures and select the most suitable setting for your tropical fish.
While they may need some specialist care, it’s a myth that tropical fish are difficult to care for. As long as you provide them with a suitably sized aquarium, equipped with a heater and filter, and offer them nutritious fish food, they’ll thrive.
If you’re unsure about how to create the perfect environment for your tropical fish, then check out our help guides here. These help guides contain all the information you’ll need to set up your new fish tank and ensure the health of all its inhabitants.