Scissortail Rasbora

The Scissortail Rasbora is a sleek and elegant freshwater fish known for its silvery, streamlined body and distinctive forked tail marked with black and white edges that resemble a pair of scissors. Native to Southeast Asia, this active schooling fish adds graceful movement and subtle shimmer to larger community aquariums.  

Scissortail Rasbora (Rasbora trilineata) – Complete Care Guide Description The Scissortail Rasbora is a sleek and elegant freshwater fish known for its silvery, streamlined body and distinctive forked tail marked with black and white edges that resemble a pair of scissors. Native to Southeast Asia, this active schooling fish adds graceful movement and subtle shimmer to larger community aquariums. Water Parameters Stable, clean water is essential: Temperature: 24–28°C (75–82°F) pH: 6.0–7.5 Hardness: 2–12 dGH Tank Size: Minimum 100 liters (25 gallons) Water Flow: Moderate Water Changes: 20–30% weekly Care & Maintenance Scissortail Rasboras are hardy but need space: Keep in groups of at least 6–8 for natural schooling behavior. Provide a large tank with open swimming areas. Use plants along the edges while keeping the center open. Maintain good filtration and stable water conditions. Feed a varied diet: flakes, micro pellets, and live/frozen foods (daphnia, brine shrimp). Ensure adequate swimming space due to their active nature. Behaviour & Temperament Peaceful and active schooling fish. Constant swimmers, mostly in mid to upper levels. Non-aggressive and community-friendly. May become shy or stressed if kept in small numbers. Display best behavior in larger groups. Compatibility Ideal for peaceful community aquariums. Compatible with similarly sized, non-aggressive fish. Avoid aggressive or very small tank mates. Suitable Tank Mates Tetras (larger species) Other rasboras Corydoras catfish Gouramis (peaceful types) Rainbowfish Small loaches Tank Mates to Avoid Aggressive cichlids Fin-nipping fish Very small fish (may get stressed) Large predatory species Highly territorial fish Pro Tips Keep in larger schools for a more impressive display. Provide ample swimming space—they are very active. Use a tight-fitting lid—they can jump. Maintain consistent water quality. Add plants and décor along tank edges for a natural feel. Feed a balanced diet to keep them healthy and active. Summary The Scissortail Rasbora is a graceful, active, and peaceful fish that thrives in spacious community aquariums. With proper group size, stable conditions, and compatible tank mates, it brings constant movement and elegance to freshwater setups.