Description
Golden Gar (Ctenolucius hujeta)
📌 Basic Info
Scientific Name: Ctenolucius hujeta
Common Names: Golden Gar, Hujeta Gar, Silver Gar, Rocket Gar
Family: Ctenoluciidae (Pike Characins)
Order: Characiformes
Origin: Native to northern South America, including the Magdalena and Cauca River basins in Colombia, and the Lake Maracaibo drainage in Venezuela
Size: Up to 12–14 inches (30–35 cm) in the wild; typically 6–10 inches (15–25 cm) in captivity
Lifespan: 10–18 years in captivity with proper care
Tank Zone: Mid to top dweller; ambush predator
🌊 Water Parameters
TDS: 150 – 350 ppm
pH: 6.5 – 7.5
Temperature: 22 – 28°C (72 – 82°F)
Hardness: 6 – 16 dGH
🐟 Characteristics
Body: Slender, torpedo-shaped body with a silvery sheen; may exhibit golden to blue iridescence depending on lighting
Behavior: Active and predatory; hunts in mid-water and near the surface
Swimming Style: Quick, darting movements for ambushing prey
Unique Feature: Excellent jumper; very fast and agile compared to other freshwater predators
Nature: Intelligent hunter; mostly active during the day but can adapt to aquarium routines
🍽️ Food
Type: Carnivorous
Diet: Small live fish, shrimp, insects, and frozen meaty foods in captivity
Feeding: Feed daily when young; adults 1–2 times per day
Tip: Avoid feeder fish to prevent disease and parasite introduction
🛠️ Maintenance
Tank Size: Minimum 75 gallons (284 L) for juveniles; adults require larger tanks with ample swimming space
Filtration: Strong filtration required to maintain clean, oxygenated water
Decor: Open swimming areas with some driftwood or rocks for hiding; secure lid needed to prevent jumping
Lighting: Moderate; some shaded areas preferred
Water Change: 25–30% weekly to maintain stable water quality
👥 Social Behavior
Minimum Group Size: Solitary or small groups; can be territorial with conspecifics
Tank Mates: Peaceful, similarly sized fish; avoid small fish that may be eaten
Avoid: Small or slow-moving fish
✅ Do’s
Provide a secure aquarium with open swimming space
Feed a varied, high-protein diet
Maintain excellent water quality and stable parameters
Use tank lid to prevent jumping
❌ Don’ts
Don’t keep with small fish
Don’t house in small tanks or bowls
Don’t neglect filtration or water changes
⭐ Quick Tips
The Golden Gar is a fast, sleek, and highly predatory freshwater fish, perfect for intermediate to advanced aquarists
It thrives in well-maintained, spacious aquariums and makes an impressive showpiece due to its speed and streamlined appearance
Ideal for those looking for an active and agile predator species in a freshwater setup



