Setting up an aquarium anew while it is in operation
Hello, the water does ideally not contain too many bacteria - these are supposed to dwell in the filter! I recommend placing the filter media in a bucket with aquarium water during...
Frequently asked questions
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,...
Shell dwelling cichlids have become more aggressive
Hello, rocks are not the best choice in this case. I recommend plenty of empty snail shells plus bottom ground consisting of fine sand sufficiently thick to allow the fish to dig in...
Should I combat trumpet snails in the aquarium?
Hello, there is not really a reason to do so, as trumpet snails in particular are very useful in aquariums. But if you wish so by all means, you can trap them with a snail trap (sera...
Should I leave angelfish eggs with the parents, or should I raise the fry separately?
Hello, I generally recommend leaving the eggs with the parents in case of species that care for their offspring. On the one hand, this is the only way to enable to live their...
Skin changes during treatment against Costia/Ichthyobodo
Hello,that may indeed be a sign of healing. The skin is damaged by the parasite ifestation - these spots look accordingly when the parasites have been removed. Before that, it was...