Frequently asked questions

Terrarium Fish

Can I keep terrapins and fish together?

Hello, this is not a good idea for several reasons: Terrapins grow very large [for instance, the popular Red-Eared Sliders grow to 25 - 30 cm (9.8 - 11.8 in.) length]. The...

Freshwater Care

Can I use flintstone in an aquarium?

Hello, flintstone mainly consists of silicium dioxide and does not contain lime. Removing lime with an acid is therefore not necessary, rinsing and removing attached dirt is...

Freshwater Care

Can I use sera bio nitrivec in a stocked aquarium?

Hello, this is of course possible, e.g. during the water changes mentioned on the label. However, you can also just add it into the filter as to improve the biological breakdown...

Freshwater Diseases

Can I use sera mycopur and sera baktopur direct together?

Hello, yes, this is possible. Both are applied in the corresponding "normal" dosages. Best regards sera GmbHDr. Bodo Schnell

Freshwater Technical equipment

Can sera fluorescent tubes be dimmed, and what do I have to consider?

Hello, the sera fluorescent tubes can indeed be dimmed (e.g. for sunrise or sunset simulation). This requires operation with an electronic ballast. The tubes must be burnt in for 100...

Freshwater Care

Can the carbonate hardness be higher than the total hardness?

Hello, the reason for this difference is as follows:From a "chemica"' viewpoint, the total hardness ist the total amount of bivalent metal ions. In practical aquarium terms, this can...

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