Calcium is an essential component of freshwater aquariums because it keeps fish and other species strong and healthy. Fish crave calcium for bone growth and egg development, and higher calcium levels in a fish tank can also promote longer lifespans. Your freshwater aquarium’s calcium content can signal a healthy tank or lead to fish death, …

As an aquarist, you probably want to know if the lighting you’re using is harmful to your fish in any way. Blue light is frequently used in aquariums to mark the days and nights out for the fish or for fishkeepers to get a clear view of their tank. In this article, we will discuss …