Since light is an integral part of an aquarium, it’s important to choose the correct color of light that benefits the fish. However, not all colors are equally important for the photosynthesizing inhabitants of the aquarium. The visible light spectrum consists of many colors. At the same time, in a planted aquarium, lighting helps to improve the health of the aquarium plants and corals. It provides fish the all-important oxygen and energy. Lighting enhances the metabolism and influences the growth of the fish.īesides, lighting helps in regulating the eating and sleeping habits of the fish. Let’s find out.Īquarium lighting has a profound impact on the fish in the aquarium. So, you must be wondering why a majority of the aquarists prefer blue lights. Blue lighting also doesn’t affect the day and night cycle of the fish, nor does it contribute to algae growth.Īquarium lighting is essential for the optimum growth of your fish, just like their diet and sleep. Blue lighting illuminates the aquarium and encourages the physical activity of its inhabitants. The primary reason to have ambient blue lighting in an aquarium is to mimic the moonlight. So, why does an aquarium have blue light? However, it’s crucial to look beyond the aesthetics of the blue light to know the real reason behind using it. Blue lighting is soothing to the eyes and also gives the aquarium an aquascape look. Aquarium lighting plays a much more significant role than merely illuminating the aquarium.
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