Corydoras melanistius – Black-Spotted Cory Catfish

The Corydoras melanistius, also known as the Black-Spotted Corydoras, is a peaceful, active schooling catfish native to the coastal rivers of northern South America. Recognized by its silvery body covered in distinct black spots and a dark eye mask, this Cory adds both charm and movement to any freshwater aquarium.

Perfect for planted or community tanks, C. melanistius enjoys soft substrates where it can sift for leftover food. Their playful nature and calm demeanor make them a favorite for aquarists who love watching social bottom-dwellers interact.

Care Information:

• Scientific Name: Corydoras melanistius
• Common Name: Black-Spotted Corydoras
• Origin: Guyana & Northern Brazil
• Temperament: Peaceful, schooling
• Adult Size: 2.5–3 inches
• Diet: Omnivore – sinking pellets, wafers, frozen bloodworms, and brine shrimp
• Tank Size: 20+ gallons recommended
• Water Parameters:
• Temperature: 72–79°F
• pH: 6.5–7.5
• Hardness: Soft to moderate

Why You’ll Love Them:

✅ Attractive spotted pattern with a distinctive face mask
✅ Peaceful and community-friendly
✅ Hardy, active bottom dweller
✅ Ideal for planted or natural aquascapes

Shipping & Local Pickup:

🛒 Available for nationwide shipping and local pickup in Cheyenne, WY.
🐟 All fish are bio-secured, quarantined, and acclimated before sale for superior health.

Frequently Asked Questions (FAQ):

Q: How large do Corydoras melanistius get?
A: Adults reach around 2.5–3 inches, making them great for small to medium community aquariums.

Q: Are they peaceful?
A: Yes, they’re calm and social—perfect tankmates for tetras, rasboras, livebearers, and dwarf cichlids.

Q: What substrate do they need?
A: Fine sand or smooth gravel helps protect their barbels as they forage.

Q: How many should I keep together?
A: Keep in groups of six or more for natural schooling behavior and comfort.

Q: Do they eat algae?
A: They’re not true algae eaters but help keep the bottom clean by consuming uneaten food.

Q: Can they live with shrimp or snails?
A: Yes—they’re completely safe with shrimp, snails, and other gentle tankmates.