Halfmoon Betta

Betta splendens

A variety of Betta

A tail-type strain whose caudal fin opens to a full 180-degree half-circle.

Water

Freshwater

Temperature

76–82°F

pH

6–7.5

Hardness

3–15 dGH

Max size

2.8 in

Min tank

5 gal

Temperament

Semi-aggressive

Social

Solitary

Swim level

All

Diet

Carnivore

Care level

Beginner

Lifespan

3-5 years

Breeding

Bubble-nester

Suitability

Common

Origin

Aquarium strain of Betta splendens

The halfmoon is a finnage variety of Betta splendens, not a different species — care is identical. Its heavy fins can tear, so keep decor smooth and flow gentle.