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There are still plenty of people out there that run T5s in their aquariums and sometimes they will even combine them with LEDs to have the best of both worlds. The majority of hobbyists are now running LEDs in their tanks as they are the new-and-improved form of lighting however, staying old school still has its benefits.
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Some people run 50% white LED lighting to help with coral growth. Many hobbyists run heavy blue and violet in their tank to give that glow and make the coral look better. When it comes to what percentage you should run each color, it all depends on the look you’re going for and what you’re wanting out of your coral. Most LED lights that are made for saltwater aquariums provide a full spectrum of lighting including blue, violet, white, green, red and even UV. Bluish spectra have been proven to generally help provide the best growth in coral. Coral requires a high intensity and specific spectrum of lighting, so buying any light or using a light you had for your freshwater tank probably won’t work.
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Here’s where we dive into the various types of lights you can choose from when you plan on keeping coral. So, things are pretty simple if you plan on only keeping fish! That being said, some people still install higher-end lights on their fish-only tanks and that is so they can make the fish look their best and give an overall nicer look to the tank.
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All you have to do is find something that will properly illuminate the entire tank this can either be T5’s or LEDs. If you don’t plan on keeping any photosynthetic organisms (corals, tridacnid clams, macroalgae, etc.) in your tank, then any light will work. The one that is best for you all depends on what you plan on keeping in your tank. For sure, different lighting systems have different capabilities. There are now many, many different types to choose from.
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