For the determination of the carbonate hardness or the alkalinity in seawater. The carbonate hardness or alkalinity corresponds to the buffer capacity of the aquarium water and therefore determines the stability of the pH-value i...
Aiptasia anemones get into the aquarium on live rock or newly purchased corals. Once in the aquarium they spread quickly and are difficult to remove mechanically. Corals and other sessile inhabitants get stung and killed by these ...