Frequently asked questions

Freshwater Diseases

sera baktopur: Treatment duration

Hello, at first, the treatment should be carried out as described in the instructions for use, i.e. addition on the first and third days. It depends on different factors, such as...

Freshwater Diseases

sera ectopur: Application and tolerance

Hello, sera ectopur is even more effective than common salt:it is a further development of the well known salt therapy that supoorts it by substances that release oxygen. It is well...

Freshwater Technical equipment

seramic calibration: Can you use pH 4 instead of pH 9?

Hello, no, the unit must be calibrated with the pH 9.2 solution mentioned in the instruction. Calibrations with solutions other than the mentioned ones will either not be possible at...


Setting up a low-current tank for gouramis

Hello, Concerning "pond soil":I generally do not recommend using soil, including pond soil, in aquariums.Some kinds of soil are very rich in nutrients (however, this rather applies...


Setting up an aquarium anew while it is in operation

Hello, the water does ideally not contain too many bacteria - these are supposed to dwell in the filter! I recommend placing the filter media in a bucket with aquarium water during...

Freshwater Pond Diseases

Severe infection of goldfish

Hello, this sounds like a severe parasitic infection, which is mostly caused/triggered by water problems (e.g. organic pollutants, nitrite). However, a proper diagnosis is,...

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