Long Nosed Arched Cory

Corydoras sp.

Long Nosed Arched Cory (Corydoras sp.) — Easy care, Peaceful, under Catfish & Cory. Minimum tank in the app: 30 US gal min; aim for 73–77°F and pH 6–7.8. The Long Nosed Arched Cory is ideal for both novice and experienced aquarists due to its hardy nature and compatibility with a wide range of tank mates.

Long Nosed Arched Cory (Corydoras sp.) in a planted freshwater aquarium
Care levelEasy
TemperamentPeaceful
Min tank size30 US gal min
pH range6–7.8
Temperature73–77°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.

Long Nosed Arched Cory Tank Setup

A balanced tank should include soft substrates for burrowing, with plenty of caves and vegetation to provide cover and security. Flow should be gentle, as strong currents can hinder their natural behavior. Lighting should be moderate, allowing the substrate to remain dimly lit, encouraging exploration without overwhelming them.

What Do Long Nosed Arched Corys Eat?

As bottom feeders, they can be slow to compete for food, so provide sinking pellets or tablets specifically designed for catfish. Watch for any signs of competition, especially if larger, faster fish are present, as they may not receive adequate nutrition, impacting their health and coloration.

Long Nosed Arched Cory Tank Mates

The Long Nosed Arched Cory's peaceful nature makes it compatible with similarly sized, non-aggressive species like tetras and rasboras. Avoid pairing with overly boisterous or larger predatory fish that may intimidate them. Intraspecies, they are tolerant of their own kind, allowing for large groups without aggression.

Are Long Nosed Arched 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 substrate and cover, leading to stressed fish that may exhibit reduced activity or feeding. Overcrowding can also dilute their natural behaviors, causing them to retreat and become less social, which can adversely affect their health and well-being.

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

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