How do I know if my fish is dying?

Loss of appetite. Weakness or listlessness. Loss of balance or buoyancy control, floating upside down, or 'sitting' on the tank floor (most fish are normally only slightly negatively-buoyant and it takes little effort to maintain position in the water column) Erratic/spiral swimming or shimmying.
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What does a fish look like when it's dying?

Look at the eye as a whole. If they're sunken, your fish is dead or near death. Look for cloudy pupils, which is also a sign of death in most aquarium fish. If your fish is a pufferfish, walleye, rabbit fish, or scorpionfish, occasional eye cloudiness might actually be normal.
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What to do if your fish is dying?

A dying fish is comforted greatly by having clean, warm water along with a safe and quiet environment without bright lights or loud noises. A dying fish should also be removed from any other aggressive fish in their tank and not overfed to avoid stomach pain or discomfort.
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How can you save a dying fish?

Most dying fish can be easily revived with changes to the water. Maintaining water quality is essential to keeping your fish happy and healthy—and alive. You can buy a fish tank water testing kit at most pet stores. These tests can help you identify any problems with the water, such as high ammonia.
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Do fish know when they are dying?

The majority of the animal kingdom, including fish but not dolphins, do not have a sense of identity or self-recognition [1]. So they likely do not experience an abstract awareness of their eminent demise.
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TOP 3 signs your fish is going to die



Why is my fish not moving but still alive?

The impaired buoyancy in fish is caused by a malfunction of their swim bladder. When affected by Swim Bladder Disorder fish will often lose the ability to properly swim. They will float uncontrollably to the top of the aquarium, turned upside down, while still being alive.
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Is my fish dying or sleeping?

It's pretty easy to tell when fish are sleeping: they lie motionless, often at the bottom or near the surface of the water. They are slow to respond to things going on around them, or may not respond at all (see some sleeping catfish here). If you watch their gills, you'll notice they're breathing very slowly.
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Why is my fish dying slowly?

The two biggest reasons for fish illness are stress and dirty water. While some healthy fish can fight off the infection and get healthy, the weak ones may die. Therefore, it is important to watch for the signs of stress in your fish. Ich– It is a parasitic infection that passes in one fish from another fish.
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Why is fish laying at bottom of tank?

When the water temperature inside your aquarium drops too low, your fish might lay motionless at the bottom of the tank to conserve energy. On the opposite spectrum, if the water temperature rises dangerously high, fish will stay on the bottom because that's where oxygen levels will be higher.
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Why is my fish laying on its side?

Swim bladder disease is a common fish illness and it's often the reason why your betta fish is laying on its side. Swim bladder disease refers to a condition that means the swim bladder can no longer function correctly.
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Should I remove dying fish from tank?

Any dead fish should be removed, as its body will quickly rot in the warm, bacteria-laden water. A corpse will pollute water, risking the health of other fish in the tank. If it died from disease the last thing you want is other fish consuming its body parts, so remove immediately.
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Should I flush my dying fish?

There are many methods of fish euthanasia that are not considered to be humane and must not be used. These include flushing live fish down the toilet; immersion in ice or placing in the freezer, boiling, decapitation without stunning or pithing or suffocation by leaving fish out of water.
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Does putting a fish in the freezer revive it?

Certain species of fish do survive in frozen or near-freezing temperatures, during what is called an “overwinter” by the NOAA. They will go dormant, often burrowing into sand or hovering in large groups, and “revive” when the water warms up or thaws.
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When should you put your fish down?

When Disease occurs: The most appropriate time to consider euthanasia, is when a disease occurs. In cases when diseases are highly contagious, or very hard to treat or even untreatable, then the old adage of one bad apple in the barrel, can be synonymous with one sick fish in the tank.
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Is my fish sick?

Obvious physical signs, such as spots, lumps, missing scales or frayed fins are the easiest signs of sick fish. More subtle behavioral signs, such as incorrect buoyancy, listing, decreased appetite or increased respiratory effort take more experience to spot.
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Why is my fish acting weird?

If everything is in order, the cause of your fish's erratic behavior may could be a parasite. If your fish is rubbing himself up against something in the tank, then swimming quickly away, he may have an external parasite. Listlessness: If your fish seem tired and lethargic, it can be as a result of many factors.
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Why does my fish stay in one corner?

Just like sickness, they stay in the corner because they feel vulnerable. Unfortunately, there's not much you can do for this one except wait for it to pass. Lastly, they may be doing it because there aren't enough hiding places in the tank—all fish like lots of hiding places where they can feel safe and rest.
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What to do if your fish is sitting at the bottom of the tank?

They could also be bottom sitting due to water conditions, parasites or bacteria, stress, or gastrointestinal problems. If they are bottom sitting due to water conditions, then this needs to be corrected with checking the water daily and doing large water changes until the water is within appropriate parameters.
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Why is my fish hiding and not eating?

Illness – When fish start to feel sick, they may seek out hiding places to hide any weakness from potential predators and bullies. If a fish starts hiding suddenly, it is best to try and get a good look at the fish and note its eating and other behavioral habits to ensure the entire community does not become infected.
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What do you do for a sick fish?

Isolate sick fish. Add antibiotics to the water and use antibiotic-medicated food. Maintain good water quality. Quarantine any fish with signs of the disease.
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How do I add oxygen to my fish tank?

Increasing water movement is the quickest way to increase oxygen (O2) levels in a fish tank, as it allows more O2 to dissolve and carbon dioxide (CO2) to be released. This can be easily done using an air pump, performing large water changes, manually stirring the water, or placing a fan near the aquarium.
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Do fish play dead?

Let's revisit the example of the fish playing dead. Some species play dead to fool other fish, often targeting scavengers as a food source. The Central American cichlid is a perfect example. In other species, though, this behavior might hint at a health issue.
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Is my fish dead or hibernating?

Are the fish dead, or are they hibernating? Luckily, most likely the fish are not dead, but they are cold. Fish are cold blooded which means their body temperature is regulated by their environment. This means when water temperature decreases so does the body temperature of the fish.
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Why is my fish not swimming up?

Buoyancy problems are caused by a wide variety of disorders. Some of these include systemic disease (bacterial, viral, fungal, parasitic, cancer), starvation, general weakness, eroded fins and broken fins, swim bladder diseases, and excessive air in the gastrointestinal tract or abdominal cavity.
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Why is my fish staying at the top of the tank?

Usually, your fish goes to the top when he's not getting enough oxygen. Unlike you, he uses his gills to breathe the air that's already in the water. However, in some circumstances, there's not enough oxygen in the tank for all of the fish to breathe easily.
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