Quick Answer: How Many Hours Of Light Should A Reef Tank Have?

Do corals need red and green light?

So basically when it comes down to it your coral will thrive under any of these: Red light, white light, green light, blue light, UV light….

or any combination..

Is blue light better for corals?

All blue leds at a high enough PAR will keep corals healthy and they will grow. But they may not be as colorful as they will be if they get other wavelengths of light. The zoanthellae (algae) that our corals grow inside the polyps use mostly blue light and a little red for photosynthesis.

Do Zoanthids like high light?

You have to be careful with LED’s too bright can melt them away, especially zoas. As for some paly’s like my BBEB loves the bright lights. I have been running T5’s with LED supplement.

How many hours should reef tank lights be on?

10-12 hours2) Reduce your photoperiod. Most hobbyists run their aquarium lights a total of 10-12 hours per day, including a 1-hour sunrise/sunset.

Is blue light good for fish at night?

Can Fish Sleep in Blue Light? A blue ambient light in an aquarium is meant to mimic moonlight. They are a great addition to any tank as they don’t affect the day and night cycle of the fish or plants and don’t contribute to the growth of algae.

Can you have too much light in a reef tank?

Yes. at the surface of the water. But corals are pretty hardy and many do well in lower (and higher) lighting.

Do Marine tanks need blue light?

Blue LEDs and actinic fluorescent tubes, which have a very narrow output spectrum, are frequently used in reef aquariums. The blue light from these lamps causes a variety of coral pigments to fluoresce, which has an obvious impact on the appearance of the aquarium.

Do ZOAS need lots of light?

SPS and zoas both come from many depths and light qualities in the ocean. So many Zoas will do well in high light but need to be acclimated to those conditions. Yes you are correct, deeper water corals like more blue light.

How many hours a day do corals need light?

10 hoursIf you have coral in your aquarium, you should leave the lights on for at least 10 hours each day. Coral contains a symbiotic algae that needs plenty of light to survive. Many people choose to divide their lights and use two separate timers.

Is UV light good for corals?

Corals need a certain amount of UV light in order to photosynthesize properly and produce substances for nourishment. … Corals actually produce these pigments (which range from tones of blue and purple to deep oranges and reds) from their zooxanthellae cells, as a form of protection from UV-A & UV-B rays.

What color light do corals need?

Efficient photosynthesis requires not only adequate light intensity but also the correct spectrum of light. Terrestrial plants, like those found in our garden, favor colors in the yellow, orange, and red range while corals favor colors in the blue spectrum.

What lighting is best for corals?

SPS corals require the most lighting while soft and LPS corals can do well even with lower intensity fluorescent lighting. Actinic or more blue lighting should be used even with metal halide lighting to achieve the best possible coral coloration.

Is too much light bad for corals?

Yes it is quite easy to expose corals to too much light. It starts with photoinhibition and can go as far as causing fatality.

Why is my coral turning white?

When corals are stressed by changes in conditions such as temperature, light, or nutrients, they expel the symbiotic algae living in their tissues, causing them to turn completely white. Warmer water temperatures can result in coral bleaching. … This is called coral bleaching. When a coral bleaches, it is not dead.

How much UV light do corals need?

In a word, no. Corals do not need ultraviolet light. As a matter of fact, unprotected SE metal halide bulbs can burn corals quicker than you’d think possible. This article implies that penetration won’t be any more than ~10 feet in NON-turbulent water.

Do corals need white light?

corals use more of the blue white and humans use more of the white. but take that with a grain of salt, corals can utilize a lot of the light spectrum, however blue light is more useful then white light.