Do guppies need a light

Guppies themselves do not need light as such. Having a light on an aquarium just makes life easier for us fish keepers. A light makes observing your aquarium easier and means you can grow live aquarium plants, which in turn creates a better environment for your fish. (source)
How Much Sleep do Guppies Need? Leaving the lights on 24/7 is a bad idea. Guppies need darkness to be able to rest. Having the lights always on might eventually result in dead fish. Sep 23, 2021 (source)
8,000K White. This is a warmer white light that enhances reds, greens, oranges, gold, and yellow colors in many fish, including: swordtails, platies, guppies, goldfish, bettas, discus, tetras with red colors, rainbow sharks, and albino fish. (source)
Lighting helps guppy fry grow faster, but more than 12 to 17 hours of light will deprive them of much-needed rest and relaxation they get when they fall asleep. Like adult guppies, the fry will eventually die if the aquarium light is never turned off. (source)
Yes, just like guppies, guppy fry are going to need a heater to keep warm as well. The heater for your guppy fry should be set between 76-80°F. (source)
As mentioned before, guppies need oxygen to live. Water oxygen exchange happens through surface agitation. To agitate the surface of the water, you will need to use an air pump with an air stone or a water pump. Air stones can produce lots of agitation in the fish tank. Dec 13, 2021 (source)
Guppies are not picky eaters and will even graze on algae growing inside the aquarium. We like to give ours a wide variety of foods, such as bloodworms, brine shrimp, flake foods, pellets, and Easy Fry and Small Fish Food. (source)
Generally, you should keep guppies in groups. And ideally, you should keep at least a trio of guppies in at least a 5-gallon fish tank. You can keep more than a trio of guppies but then you will also need to increase the tank size of your fish tank according to the number of fish you are going to keep in the tank. Oct 16, 2021 (source)
No, you should not keep a blue light or any other colored light on in your fish tank through the night. Unless you have nocturnal fish, they depend on light cycles to maintain their sleep cycle. Leaving a light on at night will disturb this cycle and result in sleep-deprived and stressed fish. Mar 10, 2022 (source)
Fish are not as reliant on light as plants. In general, aquarium owners can use incandescent, fluorescent, or LED lights for fish but should be aware of the heat issues that incandescent lights cause. Aug 18, 2019 (source)
Aquarium fish do not need light and it is best that you turn it off during the night. Leaving the light on can cause stress to fish as they need a period of darkness to sleep. Too much light will cause algae to rapidly grow and make your tank look dirty. So the short answer is no, do not leave your lights on. (source)
How long should I keep my aquarium lights on? To provide animals and plants the lighting they need, 10 to 12 hours a day is sufficient. Installing a timer or purchasing a unit with integrated timing can make lighting easier––just set it and forget it. Keep in mind algae loves light as well. (source)
You know your guppies are happy if they exhibit signs of being happy and healthy including: Smooth and brightly colored scales with no discoloration. No bumps or abnormal growths on the body. Flared out fins. Clear, normal eyes with no clouding or bulging. Normal breathing, not too slow or too rapid. Active swimming. More items… (source)
Guppies tend to be top swimmers. This means that they spend most of their time swimming near the top of the tank. They might also sometimes swim towards the bottom, but by and large, they prefer to be at the top. Mar 22, 2022 (source)
Guppies do sleep at the bottom of the tank, as has been previously mentioned. However, there are times when your guppy may be at the bottom of the tank because there’s a problem. (source)