TankStockingCan Common Goldfish live with White Cloud Mountain Minnow?
Yes — Common Goldfish and White Cloud Mountain Minnow are a workable pairing in a suitable, cycled tank.
The planner's verdict
Common Goldfish + White Cloud Mountain Minnow
✓ Good starter plan2× Common Goldfish, 8× White Cloud Mountain Minnow
The engine clears this pairing — a workable starting point in a cycled, planted tank.
Load this build in the planner ↑Common Goldfish vs White Cloud Mountain Minnow: key facts
A neutral, side-by-side look at each species' sourced stats. These are figures only — the verdict above states whether they should share a tank.
| Key fact | Common Goldfish | White Cloud Mountain Minnow |
|---|---|---|
| Adult size | 30 cm | 4 cm |
| Minimum tank | 75 US gal | 15 US gal |
| Minimum group | 2+ (pair/group) | 8+ (shoal) |
| Temperament | Peaceful | Peaceful |
| Temperature range | 15–24°C | 14–22°C |
| pH range | 6.5–8 | 6–8.5 |
| Bioload | High | Low |
| Swim level | All levels | All levels |
| Beginner-friendly | No — advanced | Yes |
Why, at a glance
Drawn straight from the sourced figures above, using the same thresholds the engine applies — these show the data behind the verdict, not a separate opinion.
Sources & confidence (2 species)
These back the Common Goldfish and White Cloud Mountain Minnow figures used for this verdict. Each figure is read from the TankStocking species database (v2026.06); below is the care reference behind it and how confident we are in that data. Confidence reflects the source quality, not whether any pairing is safe. Full source list and the welfare model are on the methodology page.
- Common Goldfish Carassius auratus — The Aquarium Wiki (theaquariumwiki.com/wiki/Carassius_auratus); Fishlore Goldfish Care high confidence
- White Cloud Mountain Minnow Tanichthys albonubes — Seriously Fish (seriouslyfish.com/species/tanichthys-albonubes) high confidence
Why
No welfare check fires for this pairing: their adult sizes, temperaments, temperature ranges and social needs line up. Keep each in its proper group and give the tank time to mature.
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Verdict
More matches for Common Goldfish
Other species the engine clears with Common Goldfish — tap to load the pairing.
Common questions
Can Common Goldfish live with White Cloud Mountain Minnow?
Yes — Common Goldfish and White Cloud Mountain Minnow are a workable pairing in a suitable, cycled tank. TankStocking's engine reaches this by checking minimum tank size, group needs, temperature overlap, aggression, predation by size and fin-nipping for this exact pairing.
What tank size do Common Goldfish and White Cloud Mountain Minnow need together?
Plan for at least 75 US gallons so both species clear their minimum-tank needs, with a pair of Common Goldfish and a group of 8+ White Cloud Mountain Minnow. More water and a planted layout with broken sightlines always help.
Related to Common Goldfish & White Cloud Mountain Minnow
Related guides on TankStocking — each scored by the same welfare engine as the planner.
This is a planning estimate based on sourced species data — individual fish vary. See the methodology, the full fish list.