Can Betta (Siamese Fighting Fish) live with Julii Cory?
Light caution
Why
- Betta (Siamese Fighting Fish) is semi-aggressive — give the peaceful Julii Cory plenty of space, cover and broken sight lines.
Sweet spot: both do well at 76–79°F and pH 6–7.5 — aim there.
Side-by-side
| Betta (Siamese Fighting Fish) | Julii Cory | |
|---|---|---|
| Temperature | 76–82°F | 72–79°F |
| pH | 6–7.5 | 6–7.8 |
| Hardness (GH) | 2–12 dGH | 2–12 dGH |
| Adult size | 2.5" | 2" |
| Temperament | Semi-aggressive | Peaceful |
| Min tank | 5 gal | 20 gal |
Together, plan on at least 20 gallons.
How to make it work
- Keep a large, established shrimp colony in a heavily planted tank with moss and cover so enough survive to breed.
- Use a larger, well-decorated tank with sightline breaks, keep everyone well-fed, and add the calmer fish first.
Sort it with: GH remineraliser
Where to buy
- Julii Cory: buy at The Shrimp Farm · The Shrimp Farm live-arrival guarantee
Live-animal shipping: add a heat pack below 50°F, expect weather holds above 90°F, and schedule delivery for a moderate week when someone can receive it promptly.
Design the whole tank, not just the stocking
Skapelab plans a complete, buildable planted aquarium around your fish — a hand-illustrated layout, the exact plants and hardscape, a placement map, and a full equipment and shopping list. Free.
Design a tank with Betta (Siamese Fighting Fish), Julii Cory →Everything compatible with Betta (Siamese Fighting Fish) · …with Julii Cory