Freshwater Does a power outage cause harm? Hello, damages are not likely in case of short power outages up to approximately one hour. In case of longer outages (considerably over an hour) it is advisable to pull the filter... 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
Freshwater Diseases Does sera omnipur S harm the beneficial bacteria in the filter system? Hello, the filter performance may decrease by a few percent, but not very strongly. Therefore it is recommended to top up filter bacteria with sera bio nitrivec after the disease... Show complete answer
Freshwater Fish Veiltail goldfish in an aquarium Hello, first of all, 25 liters (5.5 US gal.) are by far insufficient for goldfish, including veiltails! The gross tank volume shoud be at least 100 liters (22 US gal.) for... Show complete answer
Freshwater Diseases Veiltail goldfish swim upside down Hello, according to the description, my guess is a bacterial swim bladder infection that may be treated with sera baktopur direct or sera bakto Tabs, at least in early stages. Comba... Show complete answer
Freshwater Fish Female Butterfly Cichlid attacks newly added male Hello, it is entirely normal among cichlids that newly added fish are not immediately accepted - a male and a female are not a pair yet. The fish often find together after a certain... Show complete answer