How Long Can Fish Go Without Food – (And Why)?

Exact Answer: 2-3 days

Most of the time, when you want to go on a vacation, you wonder how your fish will survive for an unknown duration, you would be away.

Of course, you cannot carry them around with you, so it is recommendable that you always research how long it can take your fish to survive without consuming any food.

This is mainly for the safety purposes of your fish and your peace of mind when you are not around.

Furthermore, it is also vital that you do not get a disaster at your home when you are from your vocation.

How long can fish survive without food?

It is crucial to know how long it can take without your fish feeding.

Therefore, you must do research and be sure about it. Usually, many aquarists leave their fish in a span of 2 to 3 days.

Thus, how long your fish survive is based on several factors, such as:

The duration you will be away

This is a very vital factor that you should consider before your departure.

The time you would away really matter, however, if you will be away in a span of 2 to 3 days, there’s no need for worrying since many brides of fish can go that long without food.

You only need to know, depending on the span of time, you would probably take to be sure if you will leave them under the care of someone.

Cleanliness of filtration

When you observe cleanliness correctly before you leave for a while, your fish will remain healthy for a reasonable duration of time.

Cleaning your filtration system early enough and making sure their water is safe before you leave is usually recommendable.

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Additionally, it also helps you to avoid the problem such as suffocation of your fish.

The size of your fish

Small fish usually cannot go long without feeding as compared to large as well as old fish because of their body mass as well as the fats that are in their body, which enables them to survive well without food.

Age of the aquarium setup

It is the most vital factor you should consider before leaving your home.

Typically, the bugger the aquarium, the longer the number of days your fish can survive hence giving you no reason to worry while leaving.

This is mainly because aquarium fish normally know how to maneuver; usually, they are healthy, and they get along very well.

Turn down the temperature: In case you want to reduce the metabolism of your fish, there is a need to lower your temperature rates hence decreasing their need for food.

Doing this, you will be limiting cineraria that would increase their need for food.

Conclusion

How long you fish can survive depends on the factors as mentioned above, so when you put then in implementation, then be assured you will get positive results.

Based on the information you have been feed above, at least you have proper details about how and why it would take that particular time for your fish to survive.

References

https://www.sciencedirect.com/science/article/pii/S0165783620300710