Can Carnival / Polka Dot Freshwater Crab live with Giant Gourami?
Caution — with care
Why
- Carnival / Polka Dot Freshwater Crab can grab Giant Gourami while it sleeps — only fast mid/top-water fish are reasonably safe.
Sweet spot: both do well at 75–82°F and pH 7.5–8 — aim there.
Side-by-side
| Carnival / Polka Dot Freshwater Crab | Giant Gourami | |
|---|---|---|
| Temperature | 75–82°F | 72–82°F |
| pH | 7.5–8 | 6.5–8 |
| Hardness (GH) | 8–15 dGH | 5–19 dGH |
| Adult size | 1.5" | 24" |
| Temperament | Peaceful | Semi-aggressive |
| Min tank | 10 gal | 200 gal |
Together, plan on at least 200 gallons.
How to make it work
- Only combine with fast, mid/top-water fish and give the tankmates plenty of escape routes.
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 Carnival / Polka Dot Freshwater Crab, Giant Gourami →Everything compatible with Carnival / Polka Dot Freshwater Crab · …with Giant Gourami
Related pairings
Carnival / Polka Dot Freshwater Crab + Neon TetraCarnival / Polka Dot Freshwater Crab + Cherry ShrimpCarnival / Polka Dot Freshwater Crab + AngelfishCarnival / Polka Dot Freshwater Crab + Nerite SnailCarnival / Polka Dot Freshwater Crab + Amano ShrimpCarnival / Polka Dot Freshwater Crab + Harlequin Rasbora