Description
Splash Tetra – Fascinating Breeding Behavior & Delicate Beauty
(Copella arnoldi)
The Splash Tetra is a unique and graceful freshwater fish best known for its remarkable reproductive behavior: males splash water onto eggs laid on overhanging leaves to keep them moist until they hatch. Native to South America, this small, peaceful species features a slender, streamlined body with iridescent gold and silver tones, complemented by subtle fin coloration.
Key Features:
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Known for rare breeding behavior involving leaf-spawning and water-splashing males
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Peaceful and ideal for planted community aquariums
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Males display brighter coloration and fin extensions during courtship
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Best kept in groups of 6 or more for natural behavior and confidence
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Adds movement and interest to the upper levels of the aquarium
Care Information:
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Scientific Name: Copella arnoldi
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Adult Size: 4–5 cm (1.5–2 inches)
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Temperature: 24–28°C
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pH Range: 6.0–7.2
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Tank Size: Minimum 40 litres, ideally with surface vegetation or overhanging hardscape
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Diet: Omnivorous – micro pellets, crushed flakes, live and frozen foods like daphnia and baby brine shrimp
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Behavior: Peaceful; thrives in calm, soft, slightly acidic water
Why Choose Splash Tetras?
With their stunning behavior and elegant appearance, Splash Tetras offer something truly rare in the aquarium hobby. Ideal for naturalistic setups and softwater community tanks, they’re a wonderful choice for aquarists looking to observe fascinating natural behavior in a peaceful, manageable species.
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