Add hatchetfish to existing fish stock?
Hello, a few hatchetfish can be added if the tank is well structured and abundantly planted - however, they are very surface orientated. For the middle zones it is better to increase...
Frequently asked questions
Adjust pH value for shrimps
Hello, in case the pH value refers to "fresh" tap water you should simply wait, as it usually sinks in an aquarium (except if the carbonate hardness is very high). Otherwise I...
Air bubbles at the surface and cloudiness after setup
Hello, please be patient, this will stop by itself. The cloudiness is usually caused by fine gravel or sand particles and will disappear after a few days. It is immediately after...
Algae problems with very low nitrate and phosphate levels
Hello, this phenomenon is not that unlikely at all and occurs rather frequently, especially in case of floating algae. The reason is quite simple:the algae literally take up the...
Angelfish behave apathetically
Hello, that may indicate polluted water and/or (beginning) dropsy induced by it. If there are other, stronger fish in the tank it is also possible that the angelfish are suppressed...
Angelfish eggs do not develop
Hello, it is possible that the eggs die due to unsuitable (especially: too hard!) water conditions, on the other hand the scenario described by you. In this scenario, both variants...