Description

Species Background

The Dumbo Ear Betta is a selectively bred variety of Betta splendens, originating from wild bettas native to Southeast Asia.

The “Dumbo” or “Elephant Ear” trait refers to the enlarged pectoral fins, which resemble wings as the fish swims. This feature is the result of ornamental breeding and is not found in wild populations.

Behavior & Temperament

• Best kept singly (male)
• Can coexist with peaceful, non-fin-nipping species
• Curious and interactive
• Slow, deliberate swimmer due to long fins

Adult Size

• 2.5–3 inches body length
• Appears larger due to extended finnage

Water Parameters

• Temperature: 76–82°F
• pH: 6.0–8.0
• Stable conditions are key

Diet

• High-quality betta pellets
• Frozen/live foods (bloodworms, brine shrimp)
• Occasional daphnia

Tank Requirements

• Minimum 5 gallons (10+ preferred)
• Low flow filtration
• Heater required
• Resting areas near surface
• Secure lid

Compatibility

• Small rasboras
• Corydoras
• Nerite snails
• Shrimp (in planted setups)

Avoid fin nippers and other male bettas.

Why This Fish

Dumbo Ear Bettas are known for their oversized pectoral fins and flowing movement. In a calm, planted aquarium, they become an immediate focal point.