Emerald Betta
Betta smaragdina
Also known as: Smaragdina Betta, Blue Betta
Stunning wild betta with iridescent emerald-green scales covering the body and fins. One of the most colorful wild Betta species. Part of the B. splendens complex.
Tank Size
5 gal
minimum (10+ preferred)
Temperature
73–82°F
23–28°C
pH Range
5.5–7
water acidity
Max Size
2.5"
6.3 cm
Lifespan
3–5 years
typical in captivity
Swim Level
Top
preferred zone
Care Notes
Males are less aggressive than B. splendens and can sometimes coexist in very large, heavily planted tanks. Prefers soft, slightly acidic water. Excellent jumper — tight lid required.
Feeding
Betta pellets, frozen bloodworms, brine shrimp, and daphnia. Prefers protein-rich foods.
Compatible Tank Mates
None identified.
Use Caution With
Incompatible With
Check Compatibility
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