Emperor Tetra (Nematobrycon palmeri)
Emperor Tetra (Nematobrycon palmeri) is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
Product Refunds & Returns
- Returns can be processed within 14 days from purchase.
- To return products, they must be in original condition
- Shipping expenses are not refundable
- If your items have been damaged in shipping, please contact us within 24 hours of receipt with photos, and we will assist you.
Dead on Arrival (DOA) Policy – Shipped Orders Only
- We guarantee live arrival on all shipped livestock when:
- The package is received on the first delivery attempt.
- Clear photos of the unopened shipping bag and deceased animal are emailed to us within 2 hours of delivery confirmation.
- If these conditions are met, we will provide a replacement or store credit. Shipping charges are non-refundable.
7-Day Livestock Guarantee (Local & Shipped Orders)
- We guarantee our livestock for 7 days from purchase/delivery if our care recommendations and tank requirements were followed.
- Proof Required: We may require photos of the deceased animal, proof of purchase (receipt/order number), and/or a water sample from your tank for testing.
Livestock Refunds, Returns, & Surrenders
- Local customers may return livestock within 72 hours of purchase for a refund, provided the animal is alive and in original condition. Returns must be brought to the store; we do not provide pickup services.
Emperor Tetra (Nematobrycon palmeri)
Description
Description
Emperor Tetra (Nematobrycon palmeri) is a gorgeous and peaceful freshwater species, prized for its shimmering colors and elegant finnage.
Species Profile
- Scientific Name: Nematobrycon palmeri
- Common Name: Emperor Tetra
- Family: Characidae
- Origin: Colombia (slow-moving rivers and streams)
- Adult Size: ~4–5 cm
- Current Size: Usually sold at 2–3 cm
Tank Requirements
- Tank Size: Minimum 20 gallons for a small school
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Water Parameters:
- Temperature: 23–28°C (73–82°F)
- pH: 6.0–7.5
- Hardness: Soft to moderately hard
- Aquascape: Heavily planted with shaded areas and open swimming space; subdued lighting enhances colors
Behavior & Compatibility
- Temperament: Peaceful, slightly territorial males
- Tankmates: Ideal for community tanks with other calm species (avoid fin-nippers)
- Schooling: Best kept in groups of 6 or more; males display beautiful fin extensions
Diet
- Omnivorous: High-quality flakes, micro pellets, frozen/live foods (daphnia, brine shrimp)
- Feeding Frequency: 2–3 times daily in small portions
Special Notes
- Males have longer fins and more intense coloration than females.
- Known for their shimmering blue/purple hues and striking eye color.
- Hardy but thrives in stable, clean water conditions.
Photos courtesy of Yoka Dam good friend and customer of Aprils Aquarium.
Specifications
Specifications
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CategoryTetras
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Species TypeEmperor Tetra
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Water Temperature
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Minimum Tank Size15 Gallons
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Water pH LevelAcidic, Neutral
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Habitat PreferencePlanted Tanks, Driftwood, Hiding Spots
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BehaviourCommunity Fish, Schooling
Payment & Security
Payment methods
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