Water chemistry is a complex subject, but it is also an incredibly important one. It governs every factor within your aquarium and is pivotal to the health of the animals living in it. While there are a good deal many other water parameters to bear in mind, we have selected those which we believe to be the most important in saltwater aquariums.

This guide will highlight those water parameters that we feel saltwater fish keepers should most be aware of. It will also explain how to go about adjusting the levels of these parameters in your tank.

pH: Fluctuations in pH levels can dramatically affect the health of the fish in your tank. Moreover if you have a reef tank then your occupants are likely to MORE