Hoplias malabaricus - (Wolf Fish)

🐟 Hoplias malabaricus – Wolf Fish

Hoplias malabaricus is a widely distributed and highly aggressive predatory fish in the Erythrinidae family, native to Central and South America. Known for its ambush hunting and incredible jaw strength, this apex predator is unsuitable for community tanks and thrives only in specialized predator setups.

🔍 Quick Facts

• 🆔 Common Name: Wolf Fish
• 🧬 Scientific Name: Hoplias malabaricus
• 🧬 Family: Erythrinidae
• 🌎 Origin: Central & South America (Panama to Argentina)
• 📏 Max Size: ~20–28 inches (50–70 cm)

🕊️ Behavior & Temperament

• 🚫 Extremely aggressive — will attack tankmates of any size
• 🏞️ Ambush predator that lies in wait
• 🐟 Strong bite and fast strike
• ⚠️ Can leap out of tanks — needs a secure lid

🏡 Tank Requirements

• 🛁 Minimum Tank Size: 180+ gallons for adults
• 🪵 Large driftwood, rocks, and shaded hiding spots
• 💨 Moderate water movement, good aeration
• 🌑 Prefers subdued lighting

Water Parameters:

• 🌡️ Temperature: 72–82°F (22–28°C)
• ⚗️ pH: 6.0–7.5
• 💧 Soft to moderately hard water

🍽️ Diet

• Carnivorous: fish, shrimp, worms, and meaty frozen foods
• Avoid feeder fish from unknown sources (disease risk)

📊 Overview Table

📝 Snippet

Hoplias malabaricus is a ferocious ambush predator with a lightning-fast strike and powerful bite. This species demands a large, secure aquarium and is best kept alone.