Do betta fish like light or dark?

In this blog we will know bettas’ preference about light in their aquarium.We will also discuss the importance of light and dark environment related to bettas biological clock.This article will help betta enthusiasts to know about proper lighting systems in bettas aquarium.

Overview

In this blog

  • Do betta fish like light or dark?
  • Can we turn off betta aquarium lights at night?
  • Is it possible for a betta fish to see in the dark environment?
  • Do bettas appreciate LED lights in their aquarium?
  • Which LED light is best for bettas aquarium?
  • Are fluorescent lighting systems good for a bettas tank?
  • Do bright lights disturb or stress betta fish?
  • Are timers important in a bettas tank?
  • Are temperature fluctuations or direct sunlight good for betta fish?
  • Can bettas see red color?
  • Are incandescent bulbs good for bettas aquariums?
  • Types of lighting system for betta aquarium
  • What is the importance of a proper lighting system in bettas aquarium?
  • Summary
  • Frequently asked questions
  • Reference 

Do betta fish like light or dark?

Bettas prefer a regular schedule of light and dark periods so they can enter normal sleep patterns.

Bettas come from Thailand where there is lots of sunlight and If you don’t want them to live in a stressful environment, you need to provide them with some kind of light source. 

Some lights may also have a timer, which automatically turns the lights on and off at the scheduled time.

Proper lighting in a betta aquarium can show off the beautiful colors of their large flowing fins of your betta fish with the best effect, as well as create a relaxing atmosphere in your room.

Bettas in their natural habitat are very active during the day and hunt for their food and when the sun goes down and the environment darkens, they rest.

Can we turn off betta aquarium lights at night?

It is recommended to install aquarium lights on your fish tank.It is important to turn off this light at night to give your betta time to rest,just like their natural habitat.If the aquarium lights are on all night then this can stress betta fish.

Is it possible for a betta fish to see in the dark environment?

A fighting fish sees well in murky water, but in complete darkness its vision does not work well.In their natural habitat, at night, when the water they live in is really dark, the fighting fish rest and sleep, so they don’t need excellent night vision.

Do betta’s appreciate LED lights in their aquarium?

Sunlight is not harmful to fish at all, in fact UV light is good for your fish or any tank plants.

Bigger or professional tanks use UVB or other light, but if you plan to keep bettas in a conventional aquarium with standard tank plants, LED lighting will do the needful.

Exposure to direct sunlight is not a good idea,as it recruits algal growth in the tank.

Which LED light is best for bettas aquarium?

SunGrow betta Led Light-Betta’s soothing lights,which have white and blue bulbs for day and night views and flexible metal arms for angle adjustment with low emission, energy saving lights to illuminate the aquarium.

Are fluorescent lighting systems good for a bettas tank?

Fluorescent lights have always been the best lighting choice for bettas tanks.As they don’t generate much heat and do not raise the temperature of the water in the aquarium.

The long shelf life of the lamp saves you the trouble of maintenance.It also promotes plant growth. If you have live aquatic plants in your tank, it is useful to have two fluorescent lights. If not, one is enough.Be sure to replace it at least once a year.

Do bright lights disturb or stress betta fish?

Overexposure to sunlight can overstimulate betta fish,leading to stress and excitement and possible feeding issues too.

And if betta fish spend too much time in the dark environment then it starts losing its color too.Avoiding direct sunlight in their aquarium and opting for artificial light will keep them sane.

Are timers important in a bettas tank?

Betta fish need to be exposed to light for about 14-16 hours in 24 hours. A timer in the tank can do the job and is well controlled.

Some tanks already have timers installed in it, but if not installed then you can always install a timer in the plug socket that controls the light in bettas tank.

Are temperature fluctuations or direct sunlight good for betta fish?

Betta fish are very sensitive to temperature fluctuations and if the water in their aquarium gets too cold or too hot,it could cause adverse effects to their health.

If their aquarium is kept in direct sunlight then the temperature in the aquarium quickly becomes too high, which stresses betta fish and can possibly even kill them.

One of the main issues with direct or excessive sunlight is that it can cause algae outbreaks. Excessive algal growth not only reduces the visibility of the aquarium, but can also affect bettas behavior. Blue-green algae often cause bacterial infections such as fin rot, columnaris disease, edema, and popeye.

Can bettas see red color?

Bettas can see almost the same colors you can see, but the shades that fish see are thought to be a little different from ours.And it is known as some bettas cannot see red light, so those individuals may be described as color blind.

River and deep-sea fish species cannot see red because it is first absorbed by water.

Are incandescent bulbs good for bettas aquariums?

Incandescent bulbs are not recommended because they are extremely inefficient, emit almost more heat than light, and act like mini suns.This is especially bad for small aquariums that are easily heated.

Types of lighting system for betta aquarium

Pet shops who sell tank accessories too usually offer two types of lighting. If you want to keep it simple, your best bet is to opt for a glass lid that fits perfectly with the plastic edging at the top of the tank.

The good thing about this setup is that it can accommodate one or two fluorescent tubes, as per your needs.

A more complex lighting system is a hood that completely covers the top of the tank. This works fine, but if you’re using a metal halide unit or a large lamp, you’ll need some kind of fan too, Otherwise the unit will overheat and cause all sorts of unwanted problems.

If you need fast growth of live plants, then metal halide lamps may be the best choice for you. They also provide pleasant lighting effects in the tank. But, unfortunately, there are also disadvantages.

They are much more expensive than fluorescent lamps and generate a great amount of heat, which can cause the water temperature to rise. However, if you have a large aquarium with live plants, this would be a good option.

What is the importance of a proper lighting system in bettas aquarium?

Not many betta enthusiasts know how important a proper lighting regime is to the health of their fish. Bettas not only need a constant water temperature, but also the right lighting to set their biological clock and keep them in their natural state. This environment keeps the betta happy and also determines their breeding and feeding patterns.

Summary

Betta fish like to differentiate day and night to know when to wake up and when to sleep in a darker environment. 

It’s very important to turn on the aquarium light in the day time and should be turned off in the night time.

Always use 1 watt per gallon of water for LED lights and for CFL lighting, go for 1.5 to 3 watts per gallon.

When it comes to choosing aquarium lighting for betta fish, the best thing to do is to imitate their natural habitat environment.

In natural habitat bettas live in relatively shallow bodies of water such as canals, paddy fields and floodplains.Therefore, unlike deep-sea fish, betta are accustomed to a more natural day and night rhythm.

Too much light on the fish can affect their behavior and can lead to  unnatural eating habits.When not exposed to light, they may lose their color.

It is worth noting that this is not the only reason they may lose color. If  there is overgrowth of algae in the tank or the pH level is outside the ideal range, or if the tank temperature is too low or too high, these can also affect the color of the fish.

All this stress leads to a weakening of the immune system, where they are more susceptible to illness.

If you notice that a betta is acting aggressively when the lights are on, this may be due to the fact that he sees his own reflection. If so, you need to find a way to stop this aggressive behavior.

Frequently asked questions

Which LED light is best for betta fish?

Low-level LED lights have a color rendering index of approximately 63-75, and you should choose an LED light for a betta aquarium with a color rendering index of 85.

What is the side effect of keeping betta fish in only a dark atmosphere?

If the bettas are kept in a very dark environment then it may lose some of its beautiful bright finnage colors.

Can we suddenly turn on bettas aquarium light?

Bettas’ owner should never turn on the light in the aquarium without first turning on another light in the room.Suddenly turning on the light in an aquarium in a dark room can hurt their eyes and stress them out.

What color of light is best for aquatic plants in aquariums?

Red and blue light are used in plant photosynthesis. Red light decays quickly in water, while blue light penetrates water better.

Reference

https://japanesefightingfish.org/do-betta-fish-like-light/

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