Live Male Betta Fish – Yellow Blue Mustard Halfmoon Rosetail (RSS-015)
High quality live betta fish, what you see is what you get. This male betta features a striking halfmoon tail with yellow, blue, and mustard coloration, making it a vibrant addition to any aquarium.
Betta fish are known for their graceful swimming patterns and colorful fins. This particular strain showcases a natural, healthy appearance with active behavior and strong color expression.
| Feature | Detail |
|---|---|
| Gender | Male |
| Color Pattern | Yellow, Blue, Mustard |
| Tail Type | Halfmoon Rosetail |
| Species | Betta Fish |
| Product Code | RSS-015 |
FAQ
Is this betta fish healthy and active when received?
Yes, the fish is shipped in a healthy condition with active swimming behavior and natural coloration.
How long does it take to establish a stable environment in the tank?
It typically takes 1 to 2 weeks for the betta to adjust to a new tank environment.
Can this betta be kept with other fish?
Please contact customer service for advice on compatible tank mates.

Carol Carr –
Received the betta fish in perfect condition. The colors are vivid and the fish is very active. It’s a beautiful addition to my 10-gallon tank. I’ve been keeping it for two weeks and it’s thriving.
Liam Dowd –
The yellow-blue mustard pattern is stunning. The fish swims gracefully and seems healthy. Only suggestion is to keep it in a well-planted tank to avoid stress.
Anna Miller –
What you see is exactly what you get. The halfmoon tail is vibrant and the fish is lively. I’m very satisfied with the purchase and the quality of the fish.