Another defense mechanism that has recently come under study in regard to corydoras is their ability to “self-poison”. This means that the fish is able to release toxins when under extreme stress – though the toxin is designed to deter predators, it often has lethal effects for the fish.
Can corydoras live in an unfiltered tank?
You also want to make sure that the fish you choose fill some kind of role in the tank – bottom-feeders like Plecostomus
Do corydoras clean tanks?
As a small bottom feeder
Do corydoras clean plants?
First, because of their smaller size, Cory Cats are able to scavenge amongst plant stalks, reach into corners, and consume uneaten food from smaller spaces in which other, larger, scavengers might miss.
Are cory catfish good algae eaters?
As a general rule, Cory Catfish do not eat the algae that grows on aquarium walls, substrate, or decorations. However, as part of their diet, they can be fed sinking algae wafers at a rate of 1/6th a wafer per Cory Catfish per day. ... There are also plenty of other ways to tame an aquarium algae problem.
Do corydoras play dead?
Oh yes they do .
How do you know if a cory catfish is stressed?
- 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.
Is 2 cory catfish enough?
While Cory Cats can survive alone , they seem much happier in a group of two or more. Two Cory Cats of the same type will often stay close to one another as they move throughout the tank to feed.
How many corydoras should be kept together?
Corydoras, Brochis and Aspidoras species are shoaling fish, meaning they like to hang out together. Different species can be mixed, and they will often group together. For best results, they should be purchased in groups of 5 or more .
Is Gravel bad for cory catfish?
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. Their distinctive and precious barbells can even fall off (these are what they use to spear their prey, and to deter predators)!
Do corydoras eat poop?
What fish eat poop? ... Some fish such as Corydoras and Plecostomus
Can I feed cory catfish algae wafers?
Catfish (corydoras), loaches and many other bottom feeders
What is the best fish to eat algae?
- Bristlenose Plecostomus (Bristlenose plecos) Bristlenose plecos are a great addition to most aquariums. ...
- Siamese Algae Eater. ...
- Chinese Algae Eater. ...
- Otocinclus Catfish. ...
- Twig Catfish. ...
- Nerite Snail. ...
- Cherry Shrimp. ...
- Amano Shrimp.
Why is my cory catfish laying on its side?
The most likely cause of a fish's swimming at odd angles is swim bladder damage or disease . ... When fish like catfish get a damaged swim bladder, they will typically swim at odd angles, or struggle to swim at all. If you see a catfish swimming on its side, it almost certainly has damage to the swim bladder.
Are corydoras poisonous?
All Corys have very sharp fin spines and some seem to give off a low level toxic chemical into the water when frightened or highly stressed. This toxin is believed to be only mildly irritating to people and only if the person is stressing and handling the Cory with their bare hands and is stung.
Why do cory catfish swim to the top?
Corydoras use a technique known as aerial respiration — an adaptation for life in low oxygen environments. ... Most fish wouldn't be able to withstand this, but Corydoras can gulp air from the surface and use their posterior intestine to extract oxygen from it and pass it into their blood where it's needed.
