Frequently asked questions

Freshwater Technical equipment

Can you use magnets for attaching things in an aquarium?

Hello, this is only possible if the magnet itself is entirely enclosed in a waterproof shell (plastic), otherwise there will be considerable corrosion (rusting magnet) and possibly...

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Freshwater Food

Catfish do not see their food

Hello, generally, the fish do not need to see their food that well - they can smell it easily and find food even when it is dark. Newly added fish are often still shy and need some...

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Freshwater Invertebrates

Combat snails with pufferfish?

Hello, I must urgently advise against using pufferfish as "snail killers". It is of course correct that pufferfish considerably decimate snails and usually eat an aquarium snail...

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Freshwater Invertebrates Care

Completely new setup after algae trouble? / Snails in the aquarium

Hello, I do not recommend a completely new setup - this would only destroy useful biological systems that build up slowly. It takes about 1 - 2 years until an aquarium is really...

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Freshwater Care

Conditioning during water changes / Which values should be checked, and when?

Hello, Concerning "water conditioning":sera aquatan (binds copper and protects the fish against chlorine, among others) is indeed advisable with every water change. Dosage as per the...

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