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Kane's cory

Corydoras kanei

A small, spotted cory from blackwater rivers that breathes air and charms beginners.

Kane's cory
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© Enrico Richter · Via SeriouslyFish.com (educational / non-commercial use)

About

Found in the dark, acidic waters of the Rio Negro basin in South America, this small armored catfish, Corydoras kanei, carries enough personality to win over any fishkeeper who gives it a chance. Like all members of the Callichthyidae family, its body is covered in interlocking bony plates rather than scales, and it can supplement gill breathing by gulping atmospheric oxygen at the surface. A trait that evolved for surviving in low-oxygen environments. In the aquarium you will see this behavior occasionally, and it is completely normal. Before it was formally described, C. kanei was catalogued under two separate 'C' numbers (C026 and C046), reflecting the confusion that often surrounds Corydoras taxonomy. It is sometimes mixed up with C. atropersonatus in the trade, but can be told apart by its darker base color, more numerous and smaller body spots, and distinct dark markings on the anal and caudal fins. Peaceful and social by nature, it does best in groups of at least four to six individuals. Worth noting for anyone who handles these fish: the stiffened pectoral spines can pierce skin and deliver a genuinely painful response, possibly from glandular secretions at the spine base. Breeding is achievable with patience and follows the standard Corydoras approach. An honest, rewarding choice for a community setup with soft, slightly acidic water.

Frequently asked questions

How big does the Kane's cory get?
The Kane's cory reaches about 1–2" as an adult.
What size tank does the Kane's cory need?
A minimum of 21 gallons is recommended for the Kane's cory, with more room needed for a proper group.
What water parameters does the Kane's cory need?
The Kane's cory does best with a temperature of 68–82°F, a pH of 5.5–7.5, hardness around 2–12 dGH.
Is the Kane's cory aggressive?
The Kane's cory is generally peaceful and suits a community tank with similarly calm tankmates.
What does the Kane's cory eat?
The Kane's cory is an omnivore. It does well on a varied diet of quality flake or pellet plus occasional frozen or live foods.