Foire aux questions

Eau douce Poissons

Questions sur la population d’un nouvel aquarium de 200 litres

Bonjour, Rien ne s’oppose aux espèces choisies, mais 8 Platys et 8 guppys chacun, c’est beaucoup, d’autant plus que les animaux se reproduisent fortement en peu de temps. 2/3 sont...

Eau douce Matériel technique

Is it sufficient to only agitate the surface but not aerate the water?

Hello, yes, this is completely alright. The main amount of oxygen is absorbed by the surface and not by aeration - however, the surface is also somewhat increased by bubble...

Eau douce Poissons

Gender differences and fin filaments in angelfish

Hello, after all, there is only one really certain distinguishing characteristic (unless you could watch the fish while mating and thus know which one is male and which one is...

Eau douce Maladies

Swollen eye and abnormal swimming position

Hello, the fish eating normally makes an infection unlikely, since most infections cause severe loss of appetite. Is it maybe possible that the fish was being attacked vehemently and...

Eau douce Maladies

Ulcère chez un Gourami nain

Bonjour, cela peut avoir été causé par une infection par des bactéries  apparentées aux Aeromonas ou Pseudomonas (-> sera baktopur direct), mais aussi par la tuberculose du poisson...

Eau douce Poissons Soins

Is there a special sera salt for livebearers?

Hello, many livebearers indeed prefer harder water - hardening with sera mineral salt is therefore recommended if the original water is soft. Additional use of sera marin salt (salt...

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