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L186 Giant Cactus Pleco - (Pseudacanthicus major)

L186 Giant Cactus Pleco - (Pseudacanthicus major)

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L186 Giant Cactus Pleco - (Pseudacanthicus major)
Fish Details, Description and Information Below:

🐟 L186 Giant Cactus Pleco (Pseudacanthicus major)

The L186 Giant Cactus Pleco is an impressive and heavily armored species known for its large size and bold cactus-like spines. Native to South America, this pleco is prized for its striking appearance and commanding presence in the aquarium.


🔍 Quick Facts

🧬 Scientific Name: Pseudacanthicus major
🏷️ Common Name: L186 Giant Cactus Pleco
🌍 Origin: South America
📏 Max Size: Typically 12–15 inches (30–38 cm), but can grow over 30 inches (76 cm) in exceptional cases
🧪 Lifespan: 10+ years


🕊️ Behavior & Temperament

  • 💤 Generally peaceful but can be territorial, especially with its own kind
  • 🪵 Prefers caves, driftwood, and rocky shelters
  • 🤝 Best kept in large species-specific or spacious community tanks

🏡 Tank Requirements

🛁 Minimum Tank Size: 100 gallons
💨 Moderate to strong water flow with excellent filtration
🌡️ Temperature: 75–82°F (24–28°C)
⚗️ pH: 6.5–7.5
💧 Soft to moderately hard water


🍽️ Diet

🥬 Omnivorous — algae wafers, fresh vegetables, and protein-rich foods


📊 Overview Table

🏷️ Feature 📋 Details
🧬 Scientific Name Pseudacanthicus major
🐟 Common Name L186 Giant Cactus Pleco
🌍 Origin South America
📏 Max Size Typically 12–15 in (30–38 cm), can exceed 30 in (76 cm)
🕊️ Temperament Generally peaceful, territorial
🛁 Tank Size 100+ gallons
⚗️ pH Range 6.5–7.5
🌡️ Temperature 75–82°F (24–28°C)
🍽️ Diet Omnivorous

📝 Snippet

The L186 Giant Cactus Pleco (Pseudacanthicus major) is a large, boldly armored pleco that can grow over 30 inches (76 cm) in rare cases, making it ideal for very spacious aquariums with strong filtration and plenty of hiding spots.

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