Frequently asked questions

Freshwater Technical equipment Care

Is it normal that the tablet quickly dissolves within the sera CO2-Start reactor?

Hello, this is normal and correct. The CO2, however, diffuses slowly through the reactor wall. It therefore gets into the aquarium well dosed and not at once. Best regards sera...

Freshwater Fish

Is it possible that Ancistrus catfish attach themselves to other fish?

Hello, yes, this is actually possible. Some loricariids tend to attach themselves to other fish occasionally, which may lead to skin damages. Keeping tropical fish and goldfish...

Freshwater Fish

Keep Firemouth and Convict Cichlids (Thorichthys meeki/Cryptoheros nigrofasciatus) together?

Hello, "exactly the same" is maybe a bit too strong, but at least they originate from similar biotopes. The species do not get along very well with each other (if both are in the...

Freshwater Invertebrates

Keeping Spinycheek Crayfish (Orconectes limosus)

Hello, Concerning "plants":sooner or later this will most likely turn out to be "take them apart" and at least partly "eat them"! Concerning "food":the crayfish will literally eat...

Freshwater Fish

Kribensis (Pelvicachromis pulcher) - male is aggressive towards the female

Hello, a sufficiently large aquarium (at least 80 cm, better 1 m length) with many places to hide (roots, caves, plants) are important in this case. A possible cause for this...

Freshwater Fish

Kribensis (Pelvicachromis pulcher) attack older juveniles when there are new eggs

Hello, generally, the parents only want to chase away the older fry, but losses may indeed occur due to lacking space especially in a (too!) small tank if they cannot get out of the...

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