Description
Albino Knife Fish (Notopterus notopterus – Albino Variant)
📌 Basic Info
Scientific Name: Notopterus notopterus (Albino Variant)
Common Names: Albino Knife Fish, Albino Featherback, White Knife Fish
Family: Notopteridae (Featherbacks and Knifefishes)
Order: Osteoglossiformes
Origin: South and Southeast Asia — India, Bangladesh, Thailand, Malaysia, Indonesia
Size: Up to 24 inches (60 cm)
Lifespan: 10 – 15 years
Tank Zone: Mid to bottom dweller
🌊 Water Parameters
TDS: 100 – 300 ppm
pH: 6.5 – 7.5
Temperature: 25 – 30°C (77 – 86°F)
Hardness: 5 – 15 dGH
🐟 Characteristics
Appearance: Pale white to cream-colored body due to albino pigmentation; eyes often reddish or pinkish.
Body Shape: Elongated, laterally compressed knife-shaped body with a long anal fin for smooth swimming.
Behavior: Generally peaceful but can become territorial with its own kind; nocturnal and shy during daylight.
Swimming Style: Uses its undulating anal fin to move forward and backward gracefully.
Special Feature: Classic “featherback” body shape with slightly translucent fins.
🍽️ Food
Type: Carnivorous
Diet: Bloodworms, tubifex, shrimp, small fish fillets, earthworms, and high-protein sinking pellets.
Feeding: 1–2 times daily; prefers feeding in low light or evening hours.
🛠️ Maintenance
Tank Size: Minimum 250 gallons (900 L) for adults; juveniles can start in 100 gallons.
Filtration: Strong filtration recommended due to heavy bioload.
Decor: Provide caves, driftwood, PVC pipes, and open swimming area.
Lighting: Low to moderate; avoid bright lighting to reduce stress.
Water Change: 25–30% weekly to maintain water quality.
👥 Social Behavior
Minimum Group Size: Best kept singly or with large, peaceful tank mates.
Tank Mates: Compatible with Arowanas, Oscars, Silver Dollars, large Barbs, or Plecos.
Avoid: Small fish or other knife fish species (territorial).
✅ Do’s
Provide ample hiding spots and shaded areas.
Feed a protein-rich, varied diet.
Maintain stable water quality and temperature.
Use smooth substrate to prevent skin injuries.
❌ Don’ts
Don’t keep with small fish — may be eaten.
Don’t house multiple albino knife fish in small tanks.
Don’t expose to bright lighting or sudden water changes.
⭐ Quick Tips
The Albino Knife Fish is a stunning variant of the regular featherback species, admired for its pale, elegant appearance and smooth, flowing movement.
It is a showpiece for large aquariums, ideal for experienced aquarists who can provide ample space, stable water, and low-light conditions.
