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Eau douce Poissons

Veiltail goldfish in an aquarium

Hello, first of all, 25 liters are by far insufficient for goldfish, including veiltails! The gross tank volume shoud be at least 100 liters for juveniles, and the fish need to be...

Eau douce Invertébrés

Vers blancs dans l’aquarium

Bonjour, Il s’agit probablement des vers oligochètes. Ceci est indiqué par leur petit diamètre par rapport à la longueur de leur corps et par le fait qu’ils sont mangés par les...

Eau douce

Water change rate and filter cleaning

Hello, Concerning "cleaning the filter media":this is alright if it considers only the prefilter media! However it is necessary only when these are clogged so densely that the water...

Eau douce

Water cloudiness and bottom ground mix-up

Hello, yes, the cloudiness will settle after a few days or is by and by trapped by the filter −  possibly you will need to wash out the prefilter materials if they get clogged.You...

Eau douce Soins

What are the consequences of very high silicate levels?

Hello, high silicate levels indeed support diatom growth, but that's it. Silicate is not toxic and does not have any other (i.e. besides supporting diatom growth) harmful effects in...

Eau douce Maladies

What can I use to treat fungal infections when there are shrimps in the tank?

Hello, sera omnipur can be used in such cases since it is copper free. sera mycopur, however, is not tolerated by shrimps due to its - albeit low - copper contents. Best regards se...

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