Corydoras Catfish

A peaceful bottom-dweller that helps keep leftover food in check. Corydoras are social and do best in groups on soft substrate, in a clean and stable community tank.

tankSize
60L (15 gal) minimum for a small group
careLevel
Beginner to Intermediate
temperature
22 to 26C
temperament
Peaceful
diet
Sinking pellets, wafers, plus occasional frozen foods
lifespan
5 to 10 years
aloneOrCommunity
Community (group of 6+ recommended)
weeklyMaintenance
Partial water changes and gentle substrate cleaning

Best for

  • Community tanks that want a peaceful bottom fish
  • Owners who like social group behavior
  • People willing to keep a group rather than one
  • Homes that can maintain clean water and soft substrate

Not ideal for

  • Tanks with sharp gravel (can damage barbels)
  • Very small tanks without floor space
  • Aggressive tank mates
  • Owners who want a single 'centerpiece' fish

Temperament

  • Gentle and social
  • Most confident in a group
  • Enjoys exploring and foraging

Daily routine

feeding: Feed sinking foods once daily, plus small supplemental feedings if needed.
check: Watch for active foraging and normal breathing.
enrichment: Provide hiding spots and keep substrate soft and clean.

Living fit

smallHome: Works well in a modest community tank with enough footprint.
kids: Great for observation and learning that fish need species-appropriate environments.
firstTimeOwner: Good if you understand group needs and substrate choices.

Health notes

  • Soft substrate and clean water help prevent barbel damage.
  • Avoid sudden water changes and keep parameters stable.
  • Quarantine new fish when possible.

Cost and time

time: Low daily time, weekly maintenance required.
cost: Moderate setup. Group fish cost a bit more upfront.

Find the best fish for your lifestyle

Prefer a guided recommendation instead of browsing?

Find the best fish for me