Foire aux questions

Eau douce Soins

Brown layers on plant leaves / Diatoms

Hello, according to the description, they are very likely diatoms. The layers should feel like sandpaper in that case. Diatoms are pioneering organisms in newly set-up aquariums,...

Eau douce Maladies

Dosage of sera ectopur

Hello, it is only applied once, 10 g (two teaspoons each holding 5 g) per each 25 liters. In case you carry out a partial water change during the treatment, sera ectopur is simply...

Eau de mer

Pressure filters in saltwater?

Hello, yes, the pressure filters are suitable for this purpose without any restrictions. Here they are (maximum width, measured at the steel sealing ring / total height; all...

Eau douce Soins

Eggs or sporangia on Java fern?

Hello, according to the description, I can certainly exclude that these are angelfish eggs - if only because angelfish care for their fry and would guard them.I also think eggs of...

Eau douce Poissons

Are Butterfly Cichlids suitable predators for Guppy babies?

Hello, yes, they would - provided the water parameters are suitable (soft, slightly acidic, very good water hygiene). Butterfly cichlids are very sensitive concerning these matters. ...

Eau douce Matériel technique

Is sera siporax suitable for housing anaerobic bacteria?

Hello, yes it does. We recommend 1 liter sera siporax Professional per each 100 liters (instead of 200 liters, as usual) of water, or even more. This will result in considerable...

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