Pond Freshwater Fish Can I keep aquarium fish in a pond during summer? Hello, plants growing up to the surface (floating plants and/or plants that reach the surface) should be present especially near the banks as to provide shelter (also from birds!). ... Show complete answer
Pond Diseases Treating fin rot in a Koi Hello, sera pond cyprinopur is suitable in this case, if it is only a bacterial infection. Good water hygiene is also very important. The treatment can be carried out directly in... Show complete answer
Pond Care Total hardness for keeping Koi Hello, no, not at all. The common pond fish (Koi, goldfish, orfes, sturgeons etc.) can also be kept in hard water without any problems. A connection between hardness and coloration... Show complete answer
Pond Freshwater Technical equipment Does a UVC clarifier harm useful bacteria? Hello, all bacteria dwelling in open water and thus being carried past the UV light will be killed. Therefore, filter bacteria are usually not affected since they settle in the... Show complete answer
Pond Freshwater Diseases Severe infection of goldfish Hello, this sounds like a severe parasitic infection, which is mostly caused/triggered by water problems (e.g. organic pollutants, nitrite). However, a proper diagnosis is,... Show complete answer
Pond Fish What can I do if goldfish multiply too strongly? Hello, adding predators is basically alright, although I surmise that we are not alking "real" perches here - these are not suitable for common garden ponds - but probably sunfish (L... Show complete answer