Why is my goldfish hiding in a corner?

To protect themselves, fish will instinctively hide when they are uncertain, frightened, stressed or uncomfortable. Having a safe place to retreat provides comfort and security, and greatly improves a fish's chance of surviving in the wild.
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Why is my fish only staying in one corner of the tank?

Heat. While most quality aquarium heaters are good at disbursing heat in such a way that the water stays at a constant temperature, you may find fish hanging out on one side of the tank rather than another because they prefer the temperature.
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Why is my goldfish hiding and not eating?

Like any creature, a goldfish not eating can be expressing taste preferences or that he's tired of eating the same thing over and over. Fresh romaine lettuce, spinach, or kale kept in the tank in a vegetable clip can offer your fish forage like he'd find in the wild.
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How long will goldfish hide?

Generally, this behavior will only last a few days, but can be prolonged if the fish is constantly stressed and has no “safe space” to retreat to. Funnily enough, one of the better ways for a new fish to grow in confidence is to make sure they have a place to hide!
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Why are my goldfish not swimming around?

When a goldfish is stressed, he will sometimes just hang there in the water, unwilling to move. Sometimes this condition is apparent, as the fish is hanging out on the bottom of the bowl a lot. Conditions that can cause this are poor water quality, lack of air, poor nutrition and loud noises.
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Why Are My Fish Hiding In The Corner



How do I know if my goldfish is dying?

Identify symptoms of a dying goldfish.
  1. The best time to check for signs of disease or death is before feeding.
  2. Breathing disorders: look for symptoms such as gasping for air, rapid breathing, skimming the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water.
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Can goldfish get depressed?

It turns out that not only can our gilled friends become depressed, but some scientists consider fish to be a promising animal model for developing anti-depressants.
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Why are my fish not swimming around?

If your fish's water is too hot or too cold, they will be very inactive. Check your heater and verify that your aquarium is at the right level. Other possible causes are overfeeding and improper water quality.
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Why is my fish not moving very much?

If fish are experiencing acute stress (i.e., gasping up at the surface, lying on the bottom and not moving, or darting around the aquarium), you can be pretty sure that the water has been poisoned in some way. Maybe cleaning sprays got into the aquarium, or something released toxins into the water.
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What are some signs of ammonia stress in a tank?

The signs of ammonia stress are usually pretty easy to detect, especially if you are paying attention to your fish regularly.
  • Lethargy.
  • Loss of appetite.
  • Hovering at the bottom of the tank (especially for surface dwelling fish)
  • Gasping at the surface.
  • Inflamed gills.
  • Red streaks or inflammation in the fins.
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Why is my fish hiding behind the filter?

The most common reason a fish may begin hiding behind a filter suddenly is due to the water quality. However, this behavior can also indicate an illness, injury, overcrowding, stress, pregnancy, a lack of stimulation and more. Make Your Fish Tank Look Better Than Ever!
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How can I cheer up my goldfish?

Make the tank interesting

Goldfish spend lots of time exploring their tanks to entertain themselves, so set up your tank in such a way as to provide lots of stimulus for your fish. Gravel, plants, ornaments and airflows can all make life interesting for your fish.
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Is it OK to have just one goldfish?

Goldfish (Carassius auratus) are social animals and when kept in groups can be seen regularly interacting with other goldfish. Keeping at least two goldfish in an aquarium is recommended to provide companionship and promote activity. Solitary fish can exhibit depression and lethargy.
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What does a sick goldfish look like?

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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How do you know if a goldfish is happy?

Your fish are happy and healthy when they:
  1. Swim actively throughout the entire tank, not just hanging out or laying at the bottom, floating near the top or hiding behind plants and ornaments.
  2. Eat regularly and swim to the surface quickly at feeding time.
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What kills goldfish in a tank?

Chlorine and chloramine are additives in tap water that can kill goldfish as well. These get into your tank if you perform water changes and add untreated tap water to your tank. You should always use chemical additives that remove chlorine and chloramine from water before you add it into your tank.
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What does a stressed goldfish look like?

Strange Swimming: When fish are stressed, they often develop odd swimming patterns. If your fish is swimming frantically without going anywhere, crashing at the bottom of his tank, rubbing himself on gravel or rocks, or locking his fins at his side, he may be experiencing significant stress.
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How long does fish stress last?

Long-term Stress

Throughout the period of adaptation, the fish still prioritizes reacting to the new environment and remains stressed, so its immune system suffers and it is prone to disease. Adaptation normally lasts from four to six weeks.
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How can I tell if my fish are happy?

Generally speaking, following are some of the ways you can tell if your fish are happy.
  1. They swim back and forth freely and energetically around the tank.
  2. Quite like humans, happy fish might have a vibrant glow to their skin. ...
  3. They do not appear fearful of the other fish in the tank. ...
  4. They are breathing normally.
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Do goldfish like to hide?

To protect themselves, fish will instinctively hide when they are uncertain, frightened, stressed or uncomfortable. Having a safe place to retreat provides comfort and security, and greatly improves a fish's chance of surviving in the wild.
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Do goldfish get bored in tanks?

Fish-keepers sometimes see their pets 'glass surfing' – swimming repeatedly up and down the glass of the tank. This could be the aquatic equivalent of the pacing of a captive tiger that's bored from a lack of stimulation. But the fish could also be stressed from an overcrowded or unfamiliar tank.
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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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Do fish hide when they are pregnant?

Nesting. It is completely normal for a pregnant fish to spend more time hiding or seeming to explore plants and decorations in the aquarium. This is an indicator that she is coming close to giving birth, and that she is looking for a place to go through the process.
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