In fact, it improves the metabolism as well as helps the growth of the fish. Lighting also contributes to regulating the eating and even the sleeping habits of all the fish in the aquarium. It provides energy and the all-important oxygen, which is critical to fish life.
Do colored lights bother fish?
A fish-only freshwater tank doesn’t require lighting for many purposes besides illuminating the tank, and essentially any color spectrum can be used safely without harming your fish.
Is blue light good for aquarium?
Blue light bulbs promote aquarium plant growth. They are also compatible with the fish species, preventing them from harming them. The moonlight bulbs or the blue light bulbs are perfect for the skittish fish species and keep them calm during the night.
Can blue light hurt goldfish?
Irradiation with blue light for longer than 1 week induced increased retinal stress and may induce apoptosis in the retinas of goldfish, even at a low intensity.