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Peppered Cory

Corydoras paleatus

Also known as: Mottled Corydoras, Peppered Catfish, peppered corydoras, Peppered Corydoras (Tank-Bred)

Hardy, armored, and social. A true workhorse of the community tank.

Peppered Cory
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CC BY-SA 3.0

About

The peppered cory (Corydoras paleatus) is one of those fish that's been a staple of the freshwater hobby for generations, and for good reason. Native to river systems and ponds across Argentina, Brazil, and Uruguay, it's a compact, bottom-dwelling catfish covered in irregular dark blotches and patches on a lighter body. A pattern that gives it both its common name and reasonable camouflage in a planted tank. Like all corydoras, it's encased in bony plates rather than scales, and sports stiff pectoral spines that make it a far less appealing snack than its small size might suggest. One of its more curious behaviors is periodically dashing to the surface to gulp air. This isn't a sign of distress but a genuine physiological trick, as these fish can extract oxygen directly through the gut lining. They'll also occasionally tilt an eye downward to inspect the substrate, which tends to catch new keepers off guard. Peppered cories are peaceful and genuinely social, and a group of five or more will be noticeably more active and confident than a pair kept alone. They work well alongside tetras, rasboras, and other small community fish. Most fish available today are captive-bred, though wild-caught individuals tend to show richer coloration. Breeding them is achievable with some patience and the right conditioning.

Frequently asked questions

How big does the Peppered Cory get?
The Peppered Cory reaches about 1.5–2.5" as an adult.
What size tank does the Peppered Cory need?
A minimum of 15 gallons is recommended for the Peppered Cory, with more room needed for a proper group.
What water parameters does the Peppered Cory need?
The Peppered Cory does best with a temperature of 64–79°F, a pH of 5.5–8, hardness around 4–19 dGH.
Is the Peppered Cory aggressive?
The Peppered Cory is generally peaceful and suits a community tank with similarly calm tankmates.
What does the Peppered Cory eat?
The Peppered Cory is an omnivore. It does well on a varied diet of quality flake or pellet plus occasional frozen or live foods.
How long does the Peppered Cory live?
With good care, the Peppered Cory typically lives 5 years.