Bioluminescence can be a results of a chemical response within the fish’s human body. Specialised cells called photophores have a light-weight-emitting compound called luciferin, which reacts with the enzyme named luciferase to produce light. As it is possible to see, the world of rare freshwater fish is full of surprises. https://pearlaquatics.my/top-priorities-of-any-aquarium-owner/