- Frantic swimming.
 - Odd swimming patterns, for example, swimming upside down.
 - Lethargy.
 - Refusal to eat.
 - Gasping at the surface.
 - Pale or whitish color.
 - White spots on the body.
 - Discolored gills.
 
 How many fish do cory cats have?
 
 As a relatively small fish, they crave safety in numbers, so a group of
 
 six corydoras or more
 
 (all of the same species) is highly suggested. These peaceful bottom dwellers can be kept with pretty much any community fish that won’t eat or attack them.
 Can you keep 4 cory catfish together?
 
 
 You can keep 4 cory catfish together
 
 . But the more the better when it comes to these schooling fishes. However, you should also make sure the tank is of the appropriate size to house them. If your aquarium size is 10-gallon, it is better not to keep more than four cory catfish inside.
 Do cory catfish die easily?
 
 Cory Catfish lifespan can be 5 years, or significantly more, under the right conditions. That said,
 
 it’s not uncommon for some Cory Cats to die shortly after being added to a tank
 
 . This could be due to the stress of being transported or shifts in water parameters between home tank water and store display water.
 What kills Cory fish?
 
 
 Ammonia and nitrite
 
 are extremely dangerous to fish and even in small amounts can prove fatal to Cory catfish. Always keep these levels at 0 ppm.
 Why are my fish dying all of a sudden?
 
 If all fish appeared and acted healthy then all die suddenly, this is almost always due to
 
 environmental poisoning
 
 . Look for disease signs. Cloudy eyes, gasping, white spots, etc. are all signs of disease.
 Can you overfeed cory catfish?
 
 Being bottom feeders, they’ll eat sinking wafers, shrimp pellets as well as occasional treats of live and frozen food. However, because cory catfish are timid, bottom-dwelling fish, and are not very good swimmers, you’ll want to give them food that other fishes won’t pick, but
 
 do not overfeed them
 
 .
 How do I know if my fish is dying?
 
- Tattered fins, tail. Skin sores. …
 - Fuzzy spots on skin, mouth. Bacterial infection (Flavobacterium) …
 - Bumpy growths on skin, fins. Carp Pox. …
 - White “pimples” on skin, fins. …
 - Cotton-like “hair” on fish, eggs, uneaten food. …
 - Increased gill movements. …
 - White speckles on body, fins. …
 - Golden speckles on skin.
 
 Can I have 1 cory catfish?
 
 
 No, you can’t have a single cory catfish
 
 . Cory catfish are schooling fish and thus, feel happier with other corys around. A single cory catfish will feel lonely and stressed.
 How many corys should I keep together?
 
 For best results, they should be purchased in groups of
 
 5 or more
 
 . These catfish will sometimes dart to the surface to gulp air.
 Is 4 cory catfish enough?
 
 Tank Size: Cory Catfish are pretty small fish. Technically, a single Cory should be fine in a ten gallon tank. The problem is that Corydoras are not happy when kept by themselves. Since they are schooling fish,
 
 Cory catfish should be kept in groups of 5 or more
 
 .
 How big can a cory catfish get?
 
| Scientific name: Corydoras paleatus | Distribution: Regions across South America |  Size: 1–4 inches  | Life expectancy: 3–5 years | Color: Black, white, or brown, with dark spots or an orange stripe | 
|---|
 How can I save my cory catfish?
 
 How often should I feed cory catfish?
 
 How much and how often should Corys be fed? You only have to feed your Corys the quantity they can eat in five minutes. Feeding them
 
 once, or at most, twice a day
 
 is okay. They will spend the rest hours scavenging and getting foods for themselves, even when other fishes can’t.
 Why is my cory catfish staying still?
 
 
 The most common cause for a cory to stop moving is exhaustion
 
 . When a cory is chased by larger tank mates or tries to hide from other fish, it will often end up at the bottom of the tank and not move much. They will usually acquire enough energy to rejoin the activity after some time.
 Can a cory catfish live in a 5 gallon tank?
 
 Corydoras or cory catfish are small bottom dwelling freshwater catfish. Cory catfish prefer to be in schools and
 
 5 gallon tanks don’t provide most species of corydoras with enough room
 
 .
 Which cory is the hardiest?
 
 Will cory catfish eat other fish?
 
 Cory catfish suck up food with their mouths and
 
 will not bite other fish intentionally or by accident
 
 . They are social in nature and are happiest when kept with at least three members of the same species.
 How long do Oto catfish live?
 
 These Otocinclus Catfish happily swim around with their round bellies, feeding on the tank or provided algae. By investing the $4 in one fish, you are ensuring that it will have a happy life living in your aquarium. A healthy Otocinclus Catfish can live for
 
 5-7 years
 
 .
 How long can cory catfish go without food?
 
| Type of fish: Period it can safely live with no food: | Swordtail fish maximum of 14 days |  Corydora catfish up to 2 weeks  | Barbs up to 14 days | Discus up to 14 days | 
|---|
 How do you help a dying fish?
 
 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.
 What kills fish in a tank?
 
 
 Ammonia and nitrite
 
 are just two of many common problems that you might come across while caring for an aquarium and both can harm your fish. A number of things can lead to ammonia, such as fish waste, leftover food rotting at the bottom of the tank, and dead fish not being removed promptly.
 What is new tank syndrome?
 
 The new tank syndrome means
 
 quickly rising nitrite levels in water leading to a very high level
 
 . Afterwards, the nitrite concentration sinks again. Nitrite is toxic for fish and can even be fatal in higher amounts. The water parameters in the aquarium should therefore be checked regularly and altered if necessary.
 Why do cory catfish swim back and forth?
 
 When you notice your Cory Catfish constantly swimming to the surface and clearly trying to get air, this means there’s
 
 poor air quality within the tank
 
 . There’s more oxygen at the top and so the fish will return to it more than they should. Ensure you check the water parameters, test the water and temperature.
 How many pellets should I feed my cory catfish?
 
 A good ratio is
 
 1-2 shrimp pellets a day per Cory
 
 , but if you have other fish, like cichlids, that may eat them before the Corydoras can get them, give your Cory at least four. Then, start adding algae/veggie wafers every second day. Try to get the Hikari Brand, they make excellent Cory food.
 Can albino cory catfish see?
 
 As a result of the selective breeding, as well as in-breeding, albino varieties are
 
 almost blind
 
 and their fry are slow to develop. The Peppered Corydoras can be found in rivers, tributaries and standing waters. They prefer oxygen enriched waters but will swim up and gulp air from the surface if needed.