Betta Rosetail (Betta splendens)
The Betta Rosetail is a striking freshwater fish known for its vibrant colors and elegant tail fins. This species belongs to the Betta splendens group and is popular among aquarium enthusiasts for its beauty and ease of care.
Key Features
- Species: Betta splendens
- Size: Up to 3 inches (7.5 cm)
- Lifespan: 3 to 5 years
- Water Temperature: 75–82°F (24–28°C)
- Water pH: 6.0–7.5
- Compatibility: Best kept alone or with non-aggressive, similarly sized fish
Specifications
| Parameter | Value |
|---|---|
| Species | Betta splendens |
| Size | Up to 3 inches |
| Lifespan | 3–5 years |
| Water Temperature | 75–82°F |
| Water pH | 6.0–7.5 |
| Compatibility | Low aggression, best solo or with calm species |
FAQ
What is the ideal water temperature for Betta Rosetail?
The ideal water temperature for Betta Rosetail is between 75 and 82°F (24–28°C).
How long do Betta Rosetail fish typically live?
Betta Rosetail fish typically live for 3 to 5 years with proper care.
Can Betta Rosetail be kept with other fish?
Betta Rosetail is best kept alone or with non-aggressive, similarly sized fish. It may become territorial with other bettas or active fish.




Sebastian Murray –
The Betta Rosetail arrived healthy and vibrant. It has a beautiful tail that catches the light well. Easy to maintain in a small tank with stable water conditions. Very active and shows interest in the surroundings.
Jack Walker –
First time keeping a betta and this one is a standout. The colors are vivid and the fish is calm most of the time. Just make sure the tank has good filtration and stable temperature.
Evan Mackay –
Great addition to my 5-gallon aquarium. The fish has adapted quickly and is now swimming gracefully. I appreciate the clear packaging and accurate description.