Tips and tricks

Can corys live on gravel?

Can corys live on gravel?

Using gravel for Corydoras can actually prove fairly harmful. Simply put, gravel for Corydoras is unsuitable for sifting through. Corys will often end up abrading and bruising themselves if they attempt to bottom-feed in the gravel.

Do corydoras like sand or gravel?

Corydoras and their relatives have evolved a specialised head and snout structure adapted for feeding in a fine substrate, usually sand, in search of micro-organisms and also to keep their snout and barbels free of infections and parasites.

Can corydoras live without sand?

No, corydoras can’t live without sand. In the wild, corydoras live along sandy river bottoms and have evolved to feed by sifting sand through their gills. Without sand, there will be nothing for them to sift. To keep your corydoras happy and healthy, provide soft, natural sand at the bottom of their tank.

Do tropical fish prefer sand or gravel?

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Sand is not always considered by tropical fish keepers. When used properly, and in correct amounts, and is a great substrate that will not cause any problems. Unlike gravel, dirt particles will not seep through into the sand; it will stay on top, making it easier to clean.

What fish can live with corydoras?

Cory Catfish tank mates include most community tank fish as long as they are non-aggressive and friendly in nature. Otocinclus Catfish, Tetras, Swordtails and of course other Corys can be a good fit.

Which aquarium gravel is best?

The 7 Best Aquarium Gravels – Reviews 2021

  1. Exotic Pebbles Polished Mixed Gravel – Best Overall.
  2. Pure Water Pebbles Natural Aquarium Gravel – Best Value.
  3. Carib Sea Gemstone Creek Gravel – Premium Choice.
  4. GloFish Accent Gravel.
  5. Seachem Flourite Black Clay Gravel.
  6. Imagitarium Blue Jean Aquarium Gravel.

Do corydoras clean tanks?

As a small bottom feeder, the cory catfish is an extremely efficient cleaner. It will scavenge the leftovers that have sunk to the bottom, cleaning up after messier fish that feed at the surface and midlevel of the tank. This makes it easier for the catfish to dig for stray bits of food at the bottom.

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Do Cory catfish need gravel?

Corydoras have wispy barbels or whiskers to help them find food, so smooth sand or gravel is preferred. (That being said, our CEO Cory McElroy visited their natural habitat in the Amazon and found the substrate to be quite sharp, as seen in this video.)

What fish will clean the bottom of my tank?

Plecos. The Pleco Catfish is a very popular bottom cleaner worldwide. This is a fish that grows up to 2 feet long during the span of 20 years. So, keep this in mind, if you plan to buy one into your tank.

Can you mix corydoras?

Corydoras Behavior/Compatibility Different species can be mixed, and they will often group together. For best results, they should be purchased in groups of 5 or more.

How many corys are in a 10 gallon?

You can put between two and four cory catfish in a 10-gallon tank. A one-inch cory catfish generally requires at least one gallon of water to live comfortably. Depending on the species, cory catfish can grow to be 2–4 inches long. Keep that in mind when considering your tank size and how many corys to bring home.

Is it possible to keep Corydoras on gravel?

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It’s possible to keep corys on gravel; I did it myself for many years. However, after moving mine into a tank with a sand substrate, I will never, ever, put a cory on gravel again.

What kind of tank does a Corydoras need?

Corydoras are freshwater fish that come from several sources in South America. Both wild and captive bred Corys prefer a tank with plenty of leaf litter and drift wood. Beyond that, the tank conditions are somewhat different based on whether or not the fish were captured from the wild.

What is the best sand for a cory catfish?

Cories will be fine on Fluval Stratum alone. Sand is the best for them, but they will do well on just Fluval Stratum. Pool Filter Sand. Plz help Have you ever noticed that aquarium sand makes the water cloudy?

Are Corydoras aggressive to other fish?

As long as there are enough Corydoras in the tank, aggression should not be a problem. If you notice on fish consistently chasing other corys, it might help to add more Corys to the tank. As the numbers increase, the bully may still chase other fish, or a stronger one may re-establish the social order.