Corydoras Arcuatus, Skunk Cory

The Skunk Cory (Corydoras arcuatus), also known as the Arched Cory, is a peaceful and social freshwater catfish native to the Amazon Basin in South America. Recognized by the distinctive black stripe arching from its snout to the tail, this species thrives in well-maintained community aquariums.

🐟 Species Overview

• Scientific Name: Corydoras arcuatus

• Common Names: Skunk Cory, Arched Cory

• Adult Size: Up to 2 inches (5 cm)

• Lifespan: 5–10 years

• Behavior: Peaceful, active bottom-dweller

• Social Needs: Highly social; best kept in groups of 6 or more

🏡 Aquarium Setup

• Tank Size: Minimum 20 gallons for a small group

• Substrate: Soft sand to protect sensitive barbels

• Decor: Provide hiding spots with driftwood, caves, and plants

• Lighting: Low to moderate; diffused lighting preferred

• Water Flow: Moderate; ensure good oxygenation

💧 Water Parameters

• Temperature: 72–78°F (22–26°C)

• pH: 6.0–7.5

• Hardness: 2–12 dGH

• Water Changes: Regular weekly changes to maintain water quality

🍽️ Diet & Feeding

Skunk Corys are omnivores:

• Primary Diet: High-quality sinking pellets

• Supplements: Frozen or live foods like bloodworms and brine shrimp

• Feeding Frequency: Once or twice daily; ensure food reaches the bottom

🤝 Tankmates & Compatibility

• Suitable Tankmates: Peaceful species such as tetras, rasboras, guppies, and other small catfish

• Avoid: Aggressive or fin-nipping fish

• Behavior: Non-aggressive; thrives in community settings

🐣 Breeding Tips

Breeding Skunk Corys can be achieved with proper care:

• Spawning Trigger: Slight temperature drop after water changes

• Breeding Behavior: Females lay eggs on flat surfaces; males fertilize externally

• Fry Care: Feed infusoria or microworms initially; maintain pristine water conditions

📝 Care Summary

By maintaining optimal water conditions, providing a suitable diet, and ensuring a well-structured environment with ample hiding spots, the Skunk Cory can thrive and even breed in home aquariums.