What tank size does a Betta smaragdina need?

A Betta smaragdina requires a minimum tank size of 38 litres (10 US gallons).

Are Betta smaragdina aggressive?

Betta smaragdina are classified as semi-aggressive. Best kept singly or with very peaceful, non-fin-nipping tankmates that won’t provoke aggression.

What temperature do Betta smaragdina need?

Betta smaragdina thrive in water temperatures between 24–28°C (75–82°F).

How hard is it to breed Betta smaragdina?

Breeding Betta smaragdina is considered moderate.

Betta smaragdina Care Guide

Betta smaragdina

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Bioload Score

1780

Semi-AggressiveEasyFreshwater

Max Size: 7.0 cm / 2.8"
Temperature: 24–28°C (75–82°F)
pH Range: 5.5 – 7.5
Min Tank Size: 38L (10 gal)
Min Group Size: Can be kept alone
Tank Level: Mid-Top
Origin: Southeast Asia
Temperament: Semi-Aggressive
Difficulty: Easy
Breeding Difficulty: Moderate

Diet

In the wild it preys mainly on small aquatic invertebrates such as insect larvae and crustaceans, while in captivity it readily accepts quality pellets, frozen foods, and live prey.

Community Compatibility

Best kept singly or with very peaceful, non-fin-nipping tankmates that won’t provoke aggression.

Good to Know

Betta smaragdina is a small, often feisty labyrinth fish known for its shimmering emerald-green body and striking iridescent fins.

Gender Differences

Males are more intensely colored and develop more elongated, extended fins than females.

Stock Betta smaragdina in Your Tank

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