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Corydoras sp. Parallelus “CW127” – Rare Parallelus Catfish for Peaceful Community Tanks
Corydoras sp. Parallelus “CW127” is a beautiful South American armored catfish with striking parallel stripes, ideal for planted aquariums and peaceful community setups.

🌿 Species Overview

• Scientific Name: Corydoras sp. Parallelus “CW127”

• Common Name: Parallelus Cory, CW127

• Origin: South America (Brazil, Amazon Basin tributaries)

• Habitat: Slow-flowing streams with sandy or fine gravel substrates, leaf litter, and vegetation

• Temperament: Peaceful, social, and active bottom-dweller

Corydoras sp. Parallelus “CW127” is a rare and highly sought-after Corydoras variant. Its elegant parallel stripes and graceful movements make it a standout in community and South American biotope aquariums.

🎨 Appearance & Coloration

• Small, armored body with bony scutes

• Distinctive dark parallel stripes along the lateral body

• Metallic silver to light brown base coloration

• Transparent to lightly tinted fins

• Barbels (whiskers) used for searching food along the substrate

The parallel striping pattern gives CW127 a striking and unique appearance among Corydoras species, making it a favorite for collectors and biotope enthusiasts.

📏 Size & Lifespan

• Adult Size: 4–5 cm (1.5–2 inches)

• Lifespan: 4–6 years with proper care

Corydoras sp. Parallelus “CW127” is slightly smaller than Brochis species but is active and social, forming tight shoals for comfort and security.

💧 Water Conditions

CW127 thrives in soft, slightly acidic to neutral water:

• Temperature: 22°C – 27°C

• pH: 6.0 – 7.0

• Hardness: 2–12 dGH

• Water Flow: Gentle

• Filtration: Sponge filter or gentle canister filter

• Environment: Planted or leaf-littered aquariums with sandy substrate

Soft sand substrate helps prevent barbel damage, encouraging natural foraging behavior.

🏡 Tank Setup Recommendations

• Minimum Tank Size: 20 gallons for a small shoal of 6 or more

• Substrate: Fine sand or smooth gravel

• Lighting: Low to moderate

• Plants: Java fern, Anubias, Cryptocoryne, floating plants

• Decor: Driftwood, leaf litter, rocks, and caves

Shoaling behavior is essential; keeping at least 6–8 individuals promotes natural social activity and reduces stress.

🐟 Tank Mates Compatibility

Corydoras sp. Parallelus “CW127” is peaceful and works well in community aquariums with other small, non-aggressive fish.

Compatible Tank Mates:

• Small tetras (neon, ember, cardinal)

• Rasboras

• Small peaceful Apistogramma species

• Other Corydoras species

• Otocinclus catfish

Avoid:

• Aggressive cichlids

• Large predatory fish

• Fin-nippers

🍽 Feeding Habit

• Omnivorous bottom-dweller

• Diet Recommendations:

  • Sinking pellets or wafers designed for catfish

  • Frozen foods: bloodworms, brine shrimp

  • Live foods: daphnia, blackworm

  • Occasional blanched vegetables (zucchini, cucumber)

Feed small portions 1–2 times daily. CW127 actively sifts substrate while searching for food, making for an entertaining display.

🛠 Care Level

• Difficulty: Beginner to Intermediate

• Hardy species if kept in stable water conditions

• Sensitive to rough substrates that can damage barbels

• Ideal for aquarists looking for rare Corydoras species

Regular water changes (20–30% weekly) and a sandy substrate help maintain health and longevity.

🌟 Why Choose Corydoras sp. Parallelus “CW127”?

• Rare parallel-striped Corydoras with unique appearance

• Peaceful, social, and active shoaling behavior

• Perfect for planted and South American biotope aquariums

• Easy to care for with stable water parameters

• Excellent choice for collectors and community tank enthusiasts

Corydoras sp. Parallelus “CW127” is a charming, peaceful, and highly collectible catfish that adds movement, elegance, and Amazonian authenticity to any planted or community aquarium. Its unique parallel stripes and active bottom-foraging behavior make it a standout centerpiece among Corydoras species.