Freshwater

Healthy ornamental fish in crystal clear water

Be it fairy cichlids, rainbowfish, blind cave tetras, veiltails or lionheads – they all prefer food as “at home” in their natural environment....

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Open your eyes when buying

Whether in an aquarium or a pond: a high quality filter material is essential. Along with the filter, it ensures crystal clear water and...

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Tips and advice for aquarists

Which food for which species, how can I condition tap water according to natural requirements, and which functions must a strong filter system...

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Aquarium care finally made easy

Hardly anyone can resist the fascination of a strikingly set-up aquarium. Who never found himself thinking “I would like to have one as well”?

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Abundant plant growth in your aquarium

Optimal CO2 levels in the water are a precondition for abundantly growing plants. The CO2 fertilization system by sera provides safety for aquarists....

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