Most Popular Tropical Aquarium Fish Species

T  he many people that want to take a little of the home with them start their own aquarium. Part of the joy of owning and caring for an aquarium.

Tropical Aquarium Fish
Popular Tropical Fish Species

For beginners, freshwater tanks are easier to take care of and afford. They give you just as much fun and pleasure as freshwater aquarium fish without the learning curve. You can always adapt your tank to buy a new one to accommodate saltwater tropical fish in the future.

Each type of aquarium has its own benefits and species of fish unique to the water temperature of your tank. Generally, heated aquariums offer more varieties of fish to choose. You want your tank to be filled with beautiful fish that will give you hours of enjoyment

Read alsoAquarium Fish for Beginners

So, you have decided to start a freshwater aquarium. Before you actually go out and purchase the most beautiful fish you can get your money on. You will first need to decide if you want?

Here are some of the fish popular freshwater aquarium for beginners

Gold Nugget Pleco

This is my most favorite pleco and you can’t beat it for its stunning colors it will stand out in any aquarium. Their place of origin is the Amazon River. Make sure you have plenty hiding spaces


There are several species of tropical catfish you can keep in your tank. The best thing about catfish is that they are bottom feeders. They will eat food from the lower end of the tank and scavenge around. They are perfect for community environments since they keep themselves on the bottom. Use a soft surface on the bottom of the tank since they forage for food there. They can grow to up to four inches.


It’s a funny name but for beautiful fish. They are normally found in the warm climates of South and Central America and Africa, but can make their home with you. One of the most popular cichlids is angelfish. They have striking, colorful stripes and long pointed rays. There are other cichlids with bright, sparkling scales like the Ram and the Geophagus. Beware though – cichlids are territorial. They may not get along with catfish because they like to claim the entire tank as their territory.


Sounds a bit like “leeches” but not as icky. These fish are long and round with beautiful stripe patterns and little whiskers or spines that help them hold onto rocks in fast currents. Loaches are bottom feeders that will also help keep your tank clean. They work in community settings. One caution: They are sensitive to nitrate levels in the water so frequent water changes are necessary even with aquarium cycling.

Rainbow fish

Want some color? Rainbow fish are small and brightly colored making the perfect addition to your tank. They love to swim fast and dart in and out of things. These fish move in schools. Having one or two rainbow fish can lead to aggressiveness among them. Keep several so that there is a balance. Some popular types are: Celebes rainbow, checkered rainbow and Boesemani rainbow.


These fish are brightly colored and thrive in open spaces. They also like to hide in vegetation or driftwood. To highlight their colors, keep surrounding light and substrate material darker. They are great for community tanks and move in schools.

What fish are you considering for your tank? Start with these varieties to see which ones you like. There are more tropical fish species out there than you could ever count. You want your tank to be filled with beautiful fish that will give you hours of enjoyment.



500 Freshwater Aquarium Fish: A Visual Reference to the Most Popular Species

A key decision for the aquarium owner, and also one of the most fun to make, is choosing the fish for a tank. 500 Freshwater Aquarium Fish is a “window shopping” trip, with an expert alongside to offer crucial advice. This thorough directory details every appropriate species. While most of the fish featured require a heated aquarium, there are other popular varieties, With more than 500 color photographs, the book is organized by major fish groups, among them:

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