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Hello, the following approach is effective in the long run:regulate the ratio betwen nitrate and phosphate in a way that the plants are just sufficiently provided with nitrogen and...

Hello, reducing the nitrite value is of course good, since nitrite is very toxic for fish. However, it has nothing to do with algae growth. As an immediate measure, you can bind the...

Hola, El enturbiamiento del agua puede ser causado por infusorios (microorganismos) o por partículas de arena en suspensión. Eso ocurre, a menudo, en acuarios no ciclados. Teniendo...

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...

Hello, it is important to act without delay, because the unpleasantly smelling gases are very toxic for the fish! In case coarse gravel is used as bottom material, it is helpful if...

Hello, it sounds as if many (basically beneficial!) bacteria (= milky cloudiness) are swirled up from the bottom gravel during the water change and simply require some time for...