Ancistrus Paraguay – Ancistrus sp. | Rare wild-caught & peaceful algae eater

The Ancistrus Paraguay ( Ancistrus sp. "Paraguay" ) is an attractive, rare wild-caught fish from the clear, flowing waters of the Río Paraguay basin in South America. With its contrasting, dark brown body and fine spotting, it is one of the most beautiful wild forms of the genus Ancistrus .

This peaceful catfish is not only visually appealing but also extremely useful: The Ancistrus Paraguay is an efficient algae eater that reliably keeps roots, stones, and aquarium glass clean without damaging plants. Its calm demeanor makes it ideal for community aquariums with other peaceful species.

🌿 Characteristics & Attitude:
🐠 Fish size: S/M (3–4 cm)
🌎 Origin: Paraguay – Wild caught
🌡️ Temperature: 23-28°C
💧 pH value: 6.0–7.5
⚖️ Total hardness: up to 15 °dGH
🐟 Social behavior: Peaceful, calm, alone or in pairs
🌾 Aquarium: From 80 liters, with roots, stones, plants & gentle current

🍽️ Feeding:
The Paraguayan bristlenose catfish (Ancistrus Paraguay) feeds on plant matter, including biofilm and algae. In an aquarium, it will accept spirulina, seaweed wafers, vegetable chips, blanched cucumber, zucchini, and fine frozen foods (cyclops, brine shrimp). A varied, plant-rich diet is ideal.

💡 Tip:
A well-structured aquarium with dark substrate, roots, and plenty of hiding places provides perfect living conditions. Regular water changes and gently flowing, oxygen-rich water promote health and activity.

👉 Conclusion:
The Ancistrus Paraguay ( Ancistrus sp. “Paraguay” ) is a rare, peaceful wild-caught fish with beautiful markings and excellent algae-eating function – ideal for naturalistic South American aquariums.