How Long Can Angelfish Go Without Food

Angelfish are beautiful and graceful fish that are loved by many aquarium enthusiasts. However, one of the most common questions asked by pet owners is “How long can angelfish go without food?” In this article, we will provide you with a comprehensive guide on how long angelfish can survive without food, water, and oxygen.

How long can angelfish survive without food?

Angelfish, like most living organisms, need food to survive. Feeding them regularly ensures that they stay healthy and happy. Overfeeding can lead to health problems such as obesity and poor water quality, while underfeeding can cause malnutrition and weakened immune systems.

Factors That Affect How Long Angelfish Can Survive Without Food

The length of time that angelfish can survive without food depends on various factors such as their age, size, and overall health. Adult angelfish can survive for longer periods without food than juveniles or fry. Similarly, larger angelfish can survive for longer than smaller ones. However, it is important to note that starving your fish intentionally is not recommended and can lead to severe health problems.

How Long Can Angelfish Go Without Food?

Angelfish can survive for up to two weeks without food. However, this is not something that you should test out yourself. If you plan on leaving your fish for an extended period, it is best to find someone who can feed them in your absence or invest in an automatic fish feeder.

For a better understanding take a look at a chart that lists the number of days popular freshwater fish can live without food:

Type of fish: Period it can safely live without food:
Angelfish up to 1 week
Tetras up to 10 days
Koi Fish up to 2 weeks
Guppies 7 to 10 days
Betta 1 to 2 weeks
Mollies up to 2 weeks
Goldfish up to 10 days

Tips for Feeding Angelfish

Tips for Feeding Angelfish

To ensure that your angelfish remain healthy, it is essential to feed them a balanced diet. You should provide them with a variety of foods such as betta pellets, flakes, freeze-dried, and live foods. Remember to avoid overfeeding, as this can lead to health problems.

How long can angelfish go without water?

Angelfish are one of the most popular freshwater fish among aquarium enthusiasts. However, many people often wonder how long these beautiful creatures can survive without water.

Can Angelfish Survive Without Water?

The short answer is no, angelfish cannot survive without water. Like all fish, angelfish need water to breathe and stay alive. If they are removed from the water, they will quickly become dehydrated and perish within a few minutes.

How Long Can Angelfish Stay Out of Water?

Angelfish can typically only stay out of water for a few minutes before they start to experience dehydration and suffocation. In some cases, if the fish is kept in a moist environment, it may be able to survive for up to an hour. However, it is important to note that any extended period of time without water will ultimately lead to the fish’s death.

Tips to Prevent Angelfish Dehydration

If you are transporting your angelfish or need to move them to a different aquarium, it is essential to take precautions to prevent dehydration. Here are some tips to help keep your angelfish healthy during transport:

  1. Keep the fish in a plastic bag with enough water to cover their gills.
  2. Add an oxygen supplement to the water to ensure the fish have an adequate oxygen supply.
  3. Keep the fish in a dark container to reduce stress.
  4. Transport the fish in a temperature-controlled environment to prevent shock.

Why is my angel fish not eating

If you’re a fish owner, you know how important it is to ensure your aquatic pets are healthy and happy. One common concern among angel fish owners is when their fish stops eating. It can be worrisome to see your once-active fish refusing food. Here we discuss some major topics about why angelfish not eating, we’ll discuss the possible reasons mentioned below.

Water Quality

One of the most common reasons why your angel fish may stop eating is poor water quality. If the tank’s water is dirty or has high levels of ammonia or nitrate, it can cause stress and illness in the fish. Make sure to perform regular water changes to maintain clean water conditions for your fish.


Overfeeding your fish can also lead to a loss of appetite. Angel fish have small stomachs and can only eat a small amount of food at a time. Make sure to monitor how much you’re feeding them and adjust accordingly.


Stress can also cause your angel fish to stop eating. Possible causes of stress include sudden changes in water temperature, aggressive tank mates, or too much noise around the tank. Try to create a calm and peaceful environment for your fish.


If your angel fish isn’t eating and you’ve ruled out other causes, it’s possible that they’re sick. Common illnesses that can cause a loss of appetite in fish include bacterial infections, parasites, and fungal infections. Keep an eye out for other symptoms such as lethargy, fin rot, or bloating, and consult with an aquatic veterinarian if necessary.

How Long Can Angelfish Go Without Oxygen

Oxygen is essential for angelfish to survive, and it’s up to you as their caregiver[1] to provide them with enough of it. By taking steps to optimize oxygen levels in your tank, you can help ensure that your angelfish thrive and enjoy a long and healthy life.

Factors That Affect Oxygen Levels

The size of your tank, the number of fish, the temperature, and the water movement can all affect the amount of oxygen in your aquarium. It’s crucial to monitor these factors regularly to ensure that your angelfish are getting enough oxygen.

How Long Can Angelfish Live Without Oxygen?

As with most fish, adult angelfish can typically survive for a few minutes to half an hour without oxygen, while younger fish may not survive at all. Signs of low oxygen levels include erratic swimming, gasping for air at the surface, and lethargy.

Keeping Your Angelfish Healthy

To maintain optimal oxygen levels, consider adding an air stone or bubbler to your tank, increasing water flow with a filter or powerhead, and monitoring the temperature of the water to ensure it’s suitable for your angelfish. With proper care, you can help ensure that your angelfish stay happy and healthy in their aquatic home.


Feeding your fish properly and regularly is crucial to their health and well-being. By following the tips mentioned in this article, you can ensure that your angelfish remain healthy, happy, and well-fed.

Check out this video about how many days fish live without food


How long can angelfish live without food?

Angelfish can survive up to two weeks without food, but it’s not recommended to leave them for that long without feeding. It’s best to feed them at least once a day with small meals that they can consume in a few minutes.

How long is the life span of angel fish?

The lifespan of angelfish can vary depending on the care they receive. They typically live between 8 to 10 years in captivity, but with proper care and nutrition, it’s possible for them to live even longer. Factors that can impact their lifespan include water quality, diet, genetics, and environmental conditions.

Can fish go 3 days without food?

Fish can go up to 3 days without food, but it’s not recommended to leave them without food for this long. It’s important to maintain a regular feeding schedule to keep your fish healthy and happy.

How often should angelfish be fed?

Angelfish should be fed daily or every other day depending on their specific dietary needs and feeding habits. Overfeeding is also not recommended as it can lead to health issues such as swim bladder disease.

What happens if angelfish are not fed for an extended period of time?

If angelfish are not fed for an extended period of time, they will become malnourished and their health can be severely impacted.

Can angelfish survive on algae or other forms of natural food in their aquarium?

While angelfish may eat some algae or other natural food sources in their aquarium, it is important to supplement their diet with proper fish food to ensure that they receive all the necessary nutrients.

How often should I feed my angelfish to prevent them from going too long without food?

It is generally recommended to feed angelfish small amounts of food multiple times a day to keep them healthy and prevent them from going too long without food.

Is it better to overfeed or underfeed angelfish?

It is better to slightly underfeed angelfish than to overfeed[2] them, as overfeeding can cause health problems such as obesity and poor water quality in the aquarium.