Nannoptopoma sternopychum – Rare Dwarf Otocinclus Catfish

Nannoptopoma sternopychum – Rare Dwarf Otocinclus Catfish

The Nannoptopoma sternopychum is a rare and fascinating species of small armored catfish closely related to the Otocinclus. Native to slow-moving South American streams, this peaceful algae grazer is valued for its miniature size, gentle nature, and excellent cleaning ability in planted and nano aquariums.

These catfish are ideal for aquascapes and community setups, spending most of their time grazing on biofilm and algae along glass, plants, and driftwood. They prefer well-oxygenated, stable water conditions and feel most comfortable in groups of 5 or more.

🐟 Key Features:

• Rare dwarf species similar to the Otocinclus catfish
• Peaceful and great for planted aquariums
• Constant grazer that helps control algae naturally
• Perfect for nano tanks and shrimp-safe setups
• Compact size and unique body shape

🌡️ Care Guidelines:

• Temperature: 74°–80°F
• pH: 6.0–7.5
• Temperament: Peaceful
• Diet: Herbivore – algae, biofilm, blanched vegetables, and sinking wafers
• Size: 1.5–2 inches

💡 Pro Tip: Keep Nannoptopoma in a mature aquarium with established biofilm. Supplement with spirulina wafers and fresh vegetables to ensure proper nutrition.

Frequently Asked Questions (FAQ):

Q: Are Nannoptopoma sternopychum the same as Otocinclus?
A: They are closely related but slightly larger and more robust, with similar algae-eating habits.

Q: Are they good algae eaters?
A: Yes! They gently graze on algae and biofilm without harming plants or décor.

Q: How many should I keep?
A: Keep them in small groups of 5 or more—they’re social and thrive in company.

Q: Are they safe for shrimp tanks?
A: 100% shrimp-safe—they peacefully coexist with shrimp and small snails.

Q: Do they need driftwood or plants?
A: Yes—driftwood and plants provide surfaces for grazing and a sense of security.