Frequently asked questions

Freshwater Technical equipment

Is sera siporax suitable for housing anaerobic bacteria?

Hello, yes it does. We recommend 1 liter sera siporax Professional per each 100 liters (22 US gal.) [instead of 200 liters (44 US gal.), as usual] of water, or even more. This will...

Freshwater Technical equipment

Is the sera fil 60/120 safe for juvenile shrimps?

Hello, the water is taken in in the bottom section and then first runs through a sponge that in itself is almost entirely safe - even for juvenile shrimps. If you still have doubts...

Freshwater Care Fish

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...

Freshwater Fish

Is there inbreeding in fish?

Hello, Concerning "inbreeding":yes, this occurs with virtually every animal species. Concerning "shoal from a pet store":A close relationship is rather likely at least if they are...

Freshwater Invertebrates

Jumping animals on the water surface / Springtails (Collembola)

Hello, these for sure are springtails (Collembola). They are very common (for instance, they can also frequently be found in flowerpots) and entirely harmless. They even serve as...

Freshwater Diseases

Juvenile Guppy has a distorted spine

Hello, this kind of abnormity occurs every now and then in Guppy babies, rather a lot of them seem to be caused genetically. Injuries are also a possible cause. Although it may...

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