Freshwater Care Nitrite levels remains at 0.3 mg/l (ppm) for a longer time Hello, the nitrite peak may indeed occur or be present later than after 4 weeks. Using a really highly active filter medium (sera siporax Professional) and a biostarter (sera bio... Show complete answer
Freshwater Care Nitrite level remains very high for months Hello, something is wrong with the filter if the nitrite level is still that high! The biological performance of internal and external filters is the same, provided the filters are... Show complete answer
Freshwater Diseases Open wound on the head of a terrapin Hello, yes you should. The vet has the treatments and the knowledge to treat open wounds as required. sera sanipur is suitable as an immediate measure for soothing and inflammation... Show complete answer
Freshwater Care Conditioning R/O water with sera mineral salt for angelfish Hello, this is possible without any problems, sera mineral salt has been developed exactly for this kind of purpose after all! I suggest about 5°dGH and a carbonate hardness of 3 -... Show complete answer
Freshwater Care Plants do not grow but dissolve Hello, it is very likely that plant pathogens or the like can be excluded - but there are many possible causes: High conductivity (above approx. 500 µS/cm) Due to the very high... Show complete answer
Freshwater Care Raising the pH value while lowering the hardness at the same time Hello, deionization with a reverse osmosis (R/O) or ion exchange system is recommended in this case. You can then adjust the desired total hardness with sera mineral salt, the KH... Show complete answer