All fish need periods of darkness and turning the lights off at night will help you mimic your pet s natural environment.
Fish aquarium lights on or off.
Remember that we are responsible.
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Fish tank lights range in a wide spectrum of brightness and color through led aquarium lighting or fluorescent halogen and incandescent bulbs.
Light during the night causes stress to aquarium fish.
These timers are easily available at any pet store at an affordable price.
These dimmers calm your fish by bringing up or lowering the light over a period of a quarter hour or so after which you can set the lights to your desired brightness.
This is a great question when you look at how bright some aquarium lights are.
Like mammals fish have circadian rhythms.
This is to give our fish the best possible conditions for them to live in.
One could forget to turn on or off the aquarium lights or get too busy at work.
Compact fluorescent bulbs give more light output at a smaller size and are often built into an aquarium hood.
When i forget to turn off the lights in the evening it doesn t seem to affect their sleep cycle.
Various fish tank lights are specifically designed for different aquarium sizes and water depths and the various fish and live plants within them.
Luckily there are on off timers available in the market that you can set to automatically switch the lights on and off after a period of time that you have set.
Not turning off the light during the night for a longer period of time causes stress to all aquarium fish.
On the other hand a sudden transition from darkness to bright lights will sometimes send the fish into a panic.
I usually turn on a room a half hour or so before turning on the aquarium lights.
Aquarium lights can illuminate fish colors make it easier to spot tank problems and regulate your fish s sleeping and eating.
Some people use automatic aquarium dimmers to recreate the effect of sunrise and sunset.
I would just say though that fish are found out in the wild under the full rays of the sun so my feeling is this probably isn t a problem.
Metal halide lights have the advantage of having a full spectrum so they are good at reproducing the tropical lighting that many freshwater fish had in their native environment and sustain.
In an aquarium we always try to make the circumstances as natural as possible.