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Tropical Edu International

Educational Platform for aquarists

  • Freshwater Aquarium
    • First aquarium
    • Fish nutrition
    • Water chemistry
    • Fish
    • Crustaceans
    • Water plants
    • Technical issues
    • Tips
  • Marine aquarium
    • First aquarium
    • Marine fish
    • Fish and corals nutrition
    • Technical issues
  • Terrarium
    • First terrarium
    • Reptiles nutrition
    • Reptiles
    • Amphibians
    • Crustaceans
    • Technical issues
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Wednesday, March 11, 2026

Category: Freshwater Aquarium

Freshwater aquarium is a wide-ranging hobby in which every fish, invertebrate and plant lover shall find something of interest. We will show you how beautiful and interesting freshwater aquariums really are. If you are a beginner, be sure to read the information in the My first aquarium. We will tell you how to set up an aquarium and how to care for it. We will also show you which fish are suitable for you first aquarium. We publish descriptions of interesting species of fish on regular basis and we’re sure that among them you will find species that will fascinate you.

To ensure proper functioning of the aquarium, you need to know basic facts about water chemistry and understand the role of nitrifying bacteria. And don’t forget to read our articles about fish nutrition. You will find there not only basic information on how to choose food and how to feed fish, but also about interesting ingredients of ready-made foods.

 

Wild bettas in an aquarium
Fish Freshwater Aquarium

Wild bettas in an aquarium

Wild bettas are not very popular aquarium inhabitants. They are neither easily available nor well known. Bettas are usually associated with Betta splendens. There is a lot of reason for … Read More

Asia Comment on Wild bettas in an aquarium
Soft gel food for fish
Fish nutrition Freshwater Aquarium

Soft gel food for fish

Can feeding fish be fun? Sure it can. For many aquarists feeding fish and observing their feeding habits are one of the most interesting aspects of their hobby. Thanks to … Read More

fish food Comment on Soft gel food for fish
How to adjust the pH of the aquarium water
Freshwater Aquarium Water chemistry

How to adjust the pH of the aquarium water

In an average decorative aquarium you do not need to regulate the pH value of the water, unless the tap water we have is extremely unsuitable for fish. Therefore, a beginner aquarium hobbyist usually … Read More

aquarium maintenancepH of water Comment on How to adjust the pH of the aquarium water
Discus fish for beginners?
Fish Freshwater Aquarium

Discus fish for beginners?

Discus fish hardly ever go unnoticed in any tank. They are adored for their colors, shape and majestic moves. Despite the fact that they have been present in our aquariums … Read More

cichlids South AmericaSouth America Comment on Discus fish for beginners?
Probiotics in fish food
Fish nutrition Freshwater Aquarium Science

Probiotics in fish food

Probiotics are as common today as vitamins. They are used during antibiotic therapy, for digestive disorders, and to support a weakened immune system. So why not use probiotic food for … Read More

bacteriafish food 2 Comments on Probiotics in fish food

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