Mosaic Cory

Corydoras sp.

Mosaic Cory (Corydoras sp.) — Easy care, Peaceful, under Catfish & Cory. Minimum tank in the app: 19.8 US gal min; aim for 75–82°F and pH 6–7.8. The Mosaic Cory is an engaging addition for aquarists looking to enhance the lower strata of their tank with a lively bottom-dweller.

Mosaic Cory (Corydoras sp.) in a planted freshwater aquarium
Care levelEasy
TemperamentPeaceful
Min tank size19.8 US gal min
pH range6–7.8
Temperature75–82°F
Max size2.8 in (7.0 cm)
Captive lifespan5–10 years
SchoolingNo

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Mostly South America / Africa

  • South America
  • Africa

Regional colours match the stocking calculator’s origin map.

Mosaic Cory Tank Setup

A 75L tank provides ample room for these fish to roam. Incorporate fine gravel or sand substrate to protect their sensitive barbels, along with plenty of hiding spots using driftwood, plants, and caves to create a sense of security. Moderate water flow is preferable, and subdued lighting helps mimic their natural habitats, promoting a calm atmosphere.

What Do Mosaic Corys Eat?

As omnivores, Mosaic Cories feed at a slower pace, making them vulnerable in fast-paced feeding scenarios. They benefit from a varied diet that includes sinking pellets, which should be supplemented with occasional live or frozen foods for optimal health and vibrancy.

Mosaic Cory Tank Mates

Mosaic Cories pair well with similarly sized, peaceful species such as tetras or rasboras, as their bottom-dwelling habits allow for upper-layer activity. Risk comes from housing them with overly boisterous or aggressive fish, which may stress them. While they can thrive alone, a small group enhances their natural behaviors; however, ensure they have enough space to avoid competition-related stress.

Are Mosaic Corys Good for Beginners?

In App-aquatic we file this under easy care. That still means a cycled tank, realistic stocking, and parameters that do not swing every weekend. Aquarists often underestimate the need for a well-structured environment, leading to stress and behavioral issues. Another common error is neglecting water quality; fluctuations in pH or temperature can adversely affect this species.

Building a community? Run the full list through the stocking calculator before you add anything else.

Log tests and reminders in App-aquatic—free, same data you see here.