Gluing rocks and decoration with silicone
Hello, lava is not really the best choice for an aquarium: the material is rough, has sharp edges and bears high risk of injuries for fish, e.g. in case they are frightened and crash...
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Green algae in an East Africa aquarium / Which fluorescent tubes?
Hello, usually, elevated nitrate levels are responsible in case of green algae, which is rather common in aquariums with East African fish due to the mostly low number of plants. In...
Green algae only in the stronger lighted part of the aquarium
Hello, this indicates that the light intensity in the front part is considerably higher (this is not necessarily obvious to the eye!). In such cases it is worth a try to reduce the...
Hornwort floating at the surface?
Hello, Concerning "name":Ceratophyllum demersum (very common) and Ceratophyllum submersum (rather uncommon) are known in the aquarium hobby. Concerning "roots":yes it will - growing...
How are fertilizer tablets optimally applied?
Hello, To 1.:it is not necessary to dig them in. It is sufficient to place the tablets near the roots or slightly push them into the gravel.They usually quickly stop doing so once...
How can I build a bypass filter for denitrification?
Hello, the construction principle is actually very easy:all you need is a chamber equipped with intake and an outlet connectors, which is filled with sera siporax Professional (0.5...