Maria's Oto - (Otocinclus mariae)

🐟 Maria’s Oto – (Otocinclus mariae) – Freshwater Algae-Eating Catfish for Sale

The Maria’s Oto (Otocinclus mariae) is a peaceful, small-sized algae-eating catfish native to South America. Known for its efficient algae-grazing ability and calm temperament, this species is an excellent choice for planted aquariums and community tanks. Its slender body, subtle markings, and constant cleaning behavior make it both functional and attractive for aquarists.

🔎 Quick Facts – Maria’s Oto

• 📛 Common Name: Maria’s Oto
• 🔬 Scientific Name: Otocinclus mariae
• 🌍 Origin: South America – Amazon basin
• 🎨 Appearance: Slender silver-grey body with a dark lateral stripe and translucent fins
• 📏 Max Size: 1.5–2 inches (4–5 cm)
• 💎 Availability: Small freshwater algae-eating fish for sale

😇 Behavior & Temperament

• 🤝 Peaceful and non-aggressive
• 🐟 Best kept in groups of 5 or more for social comfort
• 🌿 Constant algae grazer, ideal for planted aquariums
• 🚫 Should not be housed with aggressive or large predatory fish

🏠 Tank Requirements

• 📦 Minimum Tank Size: 10+ gallons
• 🌿 Well-planted aquarium with plenty of algae growth
• 🪵 Include driftwood, smooth rocks, and hiding spots
• 🌊 Gentle water flow to mimic natural river habitats
• 💡 Low to moderate lighting for algae growth

💧 Water Parameters

• 🌡️ Temperature: 72–78°F (22–26°C)
• ⚗️ pH: 6.0–7.5
• 💧 Water Hardness: Soft to moderately hard

🍽️ Diet (Herbivorous)

• 🌿 Algae and biofilm from tank surfaces
• 🥬 Supplement with blanched vegetables (zucchini, cucumber, spinach)
• 🍽️ Algae wafers and spirulina-based sinking pellets

📋 Overview Table – Maria’s Oto Care

✨ Highlight:
The Maria’s Oto is a hardworking algae-eater perfect for aquarists who want natural algae control without aggressive or disruptive behavior.