Red Flagtail Fish (Semaprochilodus Taeniurus)
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Red Flagtail Fish (Semaprochilodus Taeniurus) – The Ultimate Tank Showstopper!
Specification

Arapaima (Arapaima gigas) – Product Specifications
Included | Details |
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Fish in Order Qty | Healthy, active Red Flagtail Fish packed in secure triple-layer oxygenated bags |
Digital Care Manual | Full WhatsApp/email guide on Red Flagtail care, tank setup, compatibility & feeding |
Fish Overview
Parameter | Details |
---|---|
Common Name | Red Flagtail Fish |
Scientific Name | Semaprochilodus taeniurus |
Family | Prochilodontidae |
Origin | South America (Amazon River Basin) |
Adult Size | Up to 8–10 inches (20–25 cm) |
Lifespan | 8–10 years with proper care |
Temperament | Peaceful but active; can be semi-territorial during feeding |
Water Type | Freshwater |
Temperature Range | 24°C – 28°C (75°F – 82°F) |
Ideal pH Range | 6.5 – 7.5 |
Diet | Omnivorous – algae wafers, spirulina, veggie flakes, frozen/live food |
Tank Position | Mid to bottom dwellers |
Swimming Behavior | Highly active, prefers strong currents |
Lighting Needs | Moderate to bright to bring out fin coloration |
Experience Level | Intermediate to Advanced aquarists |
Introduction: Meet the Vibrant River Jewel – Red Flagtail Fish
Welcome to a whole new world of aquatic charm with the Red Flagtail Fish, a dazzling freshwater species from the pristine rivers of South America, most notably the Amazon Basin. Known for its vibrant red-and-black striped tail that resembles a fluttering flag, this fish is the crown jewel of semi-aggressive community aquariums.
With its shimmering silver body, golden hues, and hypnotic, rhythmic swimming style, the Red Flagtail is perfect for aquarists looking to add a dynamic, graceful swimmer with eye-catching coloration and unique behavior.
Whether you're designing a biotope-themed setup or want a focal species for your planted tank, this fish will captivate your audience and maintain a natural ecosystem by grazing algae and cleaning debris. It's a functional beauty for any large aquarium!

Why Choose the Red Flagtail Fish?
1
Striking Red-and-Black Flag Tail
The Red Flagtail’s color-banded tail resembles a national flag fluttering underwater. It's bold, intense, and guaranteed to be the first fish noticed in any tank.
2
Elegant Movement & Schooling Behavior
This fish is a mesmerizing swimmer, especially in groups of 3 or more. It glides through the water with unmatched grace, mimicking the natural flow of rivers. Perfect for video reels and Instagram aquarium clips!
3
Algae-Grazing Nature
A natural tank cleaner, the Red Flagtail helps manage algae build-up and leftover food. It keeps your aquarium cleaner and healthier without compromising visual appeal.
4
Peaceful Yet Active
It’s peaceful yet lively, giving your tank a vibrant yet balanced energy. Unlike aggressive cichlids or timid schooling fish, it maintains the right level of interaction.
5
Perfect for South American Biotope Setups
If you’re designing an Amazon-themed aquarium with driftwood, large stones, and soft water parameters, this fish is biologically and visually ideal.
🛒 Why Buy Red Flagtail Fish from Plants and Pets Hub?
At Plants and Pets Hub, we ensure that you receive only the highest-quality fish for your aquarium. When you purchase Red Flagtail Fish from us, you can rest assured you are getting:
Comprehensive Care Instructions for Red Flagtail Fish
🏝️ Ideal Tank Setup
Element | Recommendations |
---|---|
Minimum Tank Size | 55–75 gallons for 1–2 fish; larger tank for groups |
Substrate | Sand or smooth gravel |
Decorations | Driftwood, large river rocks, smooth ornaments, open swimming space |
Plants | Hardy plants like Anubias, Java Fern (may nibble soft leaves) |
Filtration | Powerful canister or HOB filter; oxygenation and water movement are key |
Lighting | Medium to bright, to showcase body sheen and tail colors |
Water Change Frequency | 30–40% weekly to maintain pristine water quality |
🧫 Feeding Guidelines
Food Type | Details |
---|---|
Staple Diet | High-quality sinking pellets, algae wafers, spirulina-based flakes |
Veggies | Blanched spinach, zucchini, lettuce |
Protein Treats | Bloodworms, brine shrimp, daphnia (live or frozen) |
Feeding Frequency | 2–3 times per day in small, digestible portions |
👯♂️ Tank Mates Compatibility
✅ Ideal Companions | ❌ Avoid With |
---|---|
Silver Dollars, Severums, Angels | Aggressive Cichlids, Betta Fish, Fin-nippers |
Rainbow Fish, Congo Tetras | Tiny fish that may be bullied or outcompeted |
Discus, Plecos, Bala Sharks | Shrimp, slow fancy goldfish, small tetras |
Note: Though peaceful, Red Flagtails can be territorial in small tanks or when underfed.
🛡️ Common Health Issues & Prevention
Health Concern |
Prevention/Treatment |
---|---|
Ich (White Spot) |
Maintain temp at 28°C, use aquarium salt or ich meds |
Fin Rot |
Keep tank clean, avoid fin-nipping tank mates |
Algae Overgrowth |
Balance lighting & nutrient levels, Red Flagtail helps control |
Bloat/Constipation |
Include veggies & fasting once a week |
Important Note on Shipping & Returns
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Live Arrival Guarantee: Valid only with an uninterrupted unboxing video from package opening
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Packaging: Triple-layered oxygenated bag, thermal insulation, stress-relieving solution included
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Returns: Only processed with valid proof as per policy
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Delivery Pan India: Safe & secure courier system for live fish
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Customer Support: WhatsApp helpline for queries, care assistance & tracking

🛒 Order the Red Flagtail Fish Today at Plants and Pets Hub!
Add exotic South American energy and vibrant movement to your aquarium with our imported Red Flagtail Fish. Ideal for aquarists who love dynamic displays, river themes, and peaceful beauty.
👉 Click “Add to Cart” now to own this stunning species and transform your tank into a flowing work of art!