Aquarium lighting is the most significant yet overlooked component of any aquarium, as many people are not aware that proper light intensity is required for invertebrates and corals to survive. It is a fact that plants, corals, and invertebrates are in definite need of light for photosynthesis to generate food and energy. Thus, if the light condition is not proper then invertebrates and corals are not able to receive the sufficient light from the aquarium lights and then it becomes difficult for the aquatic plants and corals to survive. Therefore selecting the right aquarium and fish tank light is essential to prolong the life of coral, fish, and aquatic plants.

The most vital aspect of keeping aquarium and fish tank is ensuring their health and well being, which can be maintained by the use of proper aquarium and fish tank light. Thus, extreme caution and alertness is required while buying aquarium or fish tank light as a improper or wrong decision might lead to the improper growth of plants and fishes. One should apply the basic rule while selecting the aquarium light as one to two watts of lighting per gallon for fish only aquarium is required, whereas two to five watts per gallon of lighting is required for freshwater planted aquariums and four to eight watts of lighting per gallon is required for reef aquariums.

The advancement in science and technology have enabled manufacturers to come up with extensive variety of aquarium and fish tank light that increases the life span of plants and fishes in the most energy-efficient manner. The most common variety of aquarium and fish tank light available in the market include:

LED aquarium lights
Compact metal halide bulbs
Fluorescent light
Incandescent bulbs
High output fluorescent bulbs

These aquarium and fish tank energy efficient lights can be put overhead or behind the aquarium or fish tank to increase the life span of plants and fishes. However selecting the correct fixture for aquarium and fish tank is essential as a deeper fish tank or aquarium requires more intense light source because light rays do not easily penetrate through the water.

Aquarium and fish tank light of correct color and appropriate intensity plays a vital role in assuring health and well being of the aquarium organisms. The best led aquarium light as the most pleasing for the aquarium hobbyists. This ideal lighting condition is not just great for the tank inhabitants but it is also a delight for the viewers too.