How to carry out a treatment against gill flukes
Hello, first signs of improvement can usually be seen after 2 - 5 days, depending on how severe the infestation is. Complete recovery may take up to 2 weeks, the main part of which...
Frequently asked questions
How to change the filter felt of a sera air membrane pump
Hello, the rubber stopper is only plugged in and can be lifted with a little screwdriver (or the like). It works in the same way for the smallest model (sera air 110 plus) of the...
How to decolorize a water sample
Hello, you first need to take a water sample a bit larger than you actually need for the test. Then decolorize this sample by adding active carbon pellets one by one. Stir after each...
How to proceed in case of a repeated treatment with sera mycopur?
Hello, in this case you can and should repeat the treatment after a water change of about 50%. Best regards sera GmbHDr. Bodo Schnell
Increasing the hardness of R/O water for Central American fish
Hello, I recommend increasing the hardness with sera mineral salt to approximately 6 - 8°dKH and, accordingly, approximately 13 - 17°dGH, unless the fish originate from water...
Is it normal that new plants discard leaves? / Is it necessary to remove rock wool?
Hello, Concerning "discard their leaves":this is indeed rather common. Quite a number of plants is grown emersed in the nurseries, i.e. with their leaves in the air (only the roots...