The Red Hook Pacu (Piaractus brachypomus) is a captivating and robust freshwater fish known for its distinctive appearance and active behavior. With its vibrant red anal fin and engaging demeanor, the Red Hook Pacu is a sought-after choice for aquarium enthusiasts who appreciate larger fish species. Let's delve into the notable characteristics, care requirements, and important considerations for keeping Red Hook Pacus in your aquarium:

Appearance:

• Red Anal Fin: The Red Hook Pacu gets its name from the bright red coloration of its anal fin, which stands out against its silver body.
• Robust Build: These fish have a robust and elongated body, which contributes to their impressive appearance.

Behavior:

• Active Swimmers: Red Hook Pacus are active swimmers that enjoy exploring their environment. They require ample space to move around.
• Sociable Nature: While they can be kept individually, Red Hook Pacus thrive when kept in groups.

Tank Setup:

• Tank Size: Due to their substantial size and active behavior, Red Hook Pacus need a tank of at least 125 gallons (473 liters).
• Aquascape: Incorporate large rocks, driftwood, and plants to mimic their natural habitat and provide hiding spots.

Feeding Habit:

• Omnivorous Diet: Red Hook Pacus are omnivores, which means they require a mix of plant matter and protein-rich foods.
• Varied Diet: Provide a diverse diet including high-quality pellets, flakes, vegetables, and occasional live or frozen foods.

Water Parameters:

• Temperature: Maintain the water temperature within the range of 73°F to 82°F (23°C to 28°C).
• pH Level: Aim for a neutral to slightly acidic pH level between 6.5 and 7.5.
• Water Hardness: Provide moderate water hardness levels between 5 and 15 dGH.

Care:

• Tankmates: Choose tankmates that are of similar size and temperament. Avoid small fish that may be mistaken for food.
• Observation: Monitor their behavior and interactions to ensure a harmonious tank environment.