Osphronemidaefreshwater fishintermediate

Dumbo Ear Betta Male

Betta splendens

Also known as: Dumbo Ear Betta, Elephant Ear Betta, Big Ear Betta

Origin: Southeast Asia

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Water Parameters

Temperature2430 °C
15 °C35 °C
pH67.5
49
GH (Hardness)212 °dGH
0 °dGH30 °dGH
KH (Alkalinity)08 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
7 cm
Min Tank
20 L
Lifespan
2-4
Swimming Level
top
Schooling
No
Diet
carnivore
Temperament
males aggressive to own species; peaceful and graceful with other species

About

The dumbo ear betta was developed through selective breeding for enlarged pectoral fins, which fan outward in flowing, wing-like extensions. This gives the fish an ethereal, floating appearance in the water. The oversized pectorals require clean, gentle-flow conditions to remain in good health.

Care Guide

Water: 26-30°C, pH 6.0-7.5, soft to medium hardness — low flow protects the large pectoral fins. Tank: minimum 20L, gentle sponge filter preferred; avoid sharp decor that could damage the fins. Feeding: betta pellets, frozen bloodworm, brine shrimp; feed small amounts twice daily. Behaviour: males are territorial — one per tank; otherwise docile and graceful swimmers. Compatibility: very peaceful with community fish; avoid nippy species near the enlarged pectorals.

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