The Black Venezuelan Cory is a stunning, selectively bred variety of Corydoras schultzei, known for its dark black body with hints of bronze and gold under good lighting. This hardy, peaceful bottom-dweller is perfect for community tanks and thrives in groups.
Quick Facts:
- Scientific Name: Corydoras schultzei “Black”
- Common Names: Black Venezuelan Cory, Black Corydoras
- Origin: Captive-bred variant (original species from Venezuela, Brazil)
- Size: 5–6 cm
- Lifespan: 5–7 years
- Temperament: Peaceful, social
- Difficulty Level: Easy
Tank Requirements
- Tank Size: 80+ litres (Best in 100+ litres for groups)
- Temperature: 22–26°C
- pH Range: 6.0–7.5
- Water Hardness: 2–12 dGH
- Filtration: Moderate to high flow with good oxygenation
- Substrate & Decorations:
- Fine sand substrate (to protect their sensitive barbels).
- Driftwood, caves, and leaf litter mimic their natural environment.
- Live plants (Java Fern, Anubias, Amazon Swords) provide shade and hiding spots.
Behavior & Tank Mates
- Very social – best kept in groups of 6+
- Active and playful, constantly foraging along the substrate
- Compatible Tank Mates:
- Small, peaceful fish (Tetras, Rasboras, Dwarf Gouramis, Otocinclus).
- Other Corydoras species.
- Shrimp and snails (Amano Shrimp, Nerite Snails, Mystery Snails).
- Avoid large, aggressive fish (cichlids, large barbs).
Diet
Black Venezuelan Corys are omnivorous scavengers, but they need a balanced diet:
- Sinking Pellets & Wafers (cory-specific or high-protein formulas).
- Frozen & Live Foods (bloodworms, daphnia, brine shrimp).
- Blanched Vegetables (zucchini, cucumber, spinach).
Breeding
- Egg layers – prefer soft, slightly acidic water (pH ~6.5, temp ~24°C)
- Females lay eggs on plant leaves or glass surfaces
- Eggs hatch in ~4 days, fry feed on microfoods and powdered fry food
- Best breeding success in a separate tank with gentle filtration
Care Tips
✔ Keep in groups of 6+ for natural behavior
✔ Fine sand is essential to protect their delicate barbels
✔ Perform regular water changes (30% weekly) for clean, oxygen-rich water
✔ Avoid rough or sharp gravel that can damage their undersides
Why Keep Black Venezuelan Corys?
✅ Rare and striking black coloration
✅ Peaceful and great for community tanks
✅ Helps keep the substrate clean by scavenging
✅ Hardy and beginner-friendly
Would you like advice on setting up a tank for them?
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