Red Devil Koi Angel
The Red Devil Koi Angel is a vibrant species of freshwater fish belonging to the genus Pterophyllum, specifically Pterophyllum scalare. This striking fish is known for its bold red coloration and elegant, flowing fins.
Key Features
- Species: Pterophyllum scalare
- Common Name: Red Devil Koi Angel
- Size: Up to 3 inches (7.5 cm) in length
- Water Temperature: 72–82°F (22–28°C)
- Water pH: 6.0–7.5
- Hardiness: Moderate
| Parameter | Value |
|---|---|
| Length | Up to 3 inches |
| Temperature Range | 72–82°F |
| pH Range | 6.0–7.5 |
| Compatibility | Best with peaceful community fish |
FAQ
What is the ideal water temperature for Red Devil Koi Angel?
The ideal water temperature ranges from 72 to 82°F (22 to 28°C).
Is the Red Devil Koi Angel suitable for beginners?
Yes, it is suitable for beginners due to its hardiness and relatively simple care requirements, provided the water conditions are maintained properly.
Can Red Devil Koi Angel live with other fish?
It is best kept with peaceful, non-aggressive fish. Avoid species that may nip at the fins or are overly active.

Heather Wilson –
The Red Devil Koi Angel is a stunning addition to my aquarium. The bright red color stands out beautifully in the tank. It’s active but not aggressive and adapts well to the water conditions. I’ve had it for three months and it’s still thriving.
Anne Carr –
Great fish with vibrant colors. I paired it with some tetras and it’s peaceful. The only thing is it needs stable water parameters. I keep a regular test schedule to maintain pH and temperature.
Nicola Churchill –
This fish is eye-catching and adds a lot of visual interest. It swims gracefully and doesn’t stress other fish. Easy to care for as long as the tank is well-maintained.