Aquariumrasbora & danio · freshwater
White Cloud Mountain Minnow: adult size, tank size & tankmates
The White Cloud Mountain Minnow (Tanichthys albonubes) grows to about 1.9 in (4 cm SL). It needs a tank at least 24 inches long and about 14 gallons. Keep at least 10 together, at 57–72°F.
How big it really gets
Drawn to scale against common tank lengths. Green bars meet the minimum tank length from our sources.
Needs special care. Routinely sold into heated tropical community tanks (SF: warm water shortens lifespan) and as goldfish tankmates (SF: not suitable.
Will it fit your tank?
Quick facts
- Adult size
- 1.9 in (4 cm SL)
- Minimum tank
- 24 inches long and about 14 gallons
- Temperature
- 57–72°F
- pH
- 6–8.5
- Hardness
- 5–20 dGH
- Group size
- 10+
- With other fish
- peaceful
- With its own kind
- peaceful
- Swims
- middle of the tank
- Diet
- omnivore
- Care level
- beginner
- Lifespan
- not stated in sources
Watch for: may eat baby shrimp · jumps, so keep a lid
White Cloud Mountain Minnow tankmates
Checked with the same rules as our tank builder: temperature overlap, pH and hardness, predation and mouth size, fin-nipping and temperament. Tank size is left out here; check it in the builder.
Good tankmates
- Neon TetraAdult ~1.4 in · 70–77°F
- Harlequin RasboraAdult ~2.1 in · 70–82°F
- Ember TetraAdult ~0.9 in · 68–82°F
- Chili RasboraAdult ~0.9 in · 68–82°F
- Celestial Pearl DanioAdult ~1 in · 68–79°F
- Cherry BarbAdult ~2.4 in · 68–81°F
- Lemon TetraAdult ~1.9 in · 68–82°F
- GuppyAdult ~2.8 in · 63–82°F
- PlatyAdult ~2.4 in · 68–79°F
- Bronze CoryAdult ~3.5 in · 70–81°F
Use caution
- Honey GouramiWhite Cloud Mountain Minnow and Honey Gourami only share 72–72°F. That's a tight window.
- Dwarf GouramiNeeds careWhite Cloud Mountain Minnow and Dwarf Gourami only share 72–72°F. That's a tight window.
- BettaNeeds careWhite Cloud Mountain Minnow and Betta only share 72–72°F. That's a tight window.
- Panda CoryWhite Cloud Mountain Minnow and Panda Cory only share 72–72°F. That's a tight window.
- Pygmy CoryWhite Cloud Mountain Minnow and Pygmy Cory only share 72–72°F. That's a tight window.
- Julii CoryWhite Cloud Mountain Minnow and Julii Cory only share 72–72°F. That's a tight window.
- Cherry ShrimpWhite Cloud Mountain Minnow may eat baby Cherry Shrimp. Adults are usually safe, but expect fewer shrimplets.
- Amano ShrimpWhite Cloud Mountain Minnow may eat baby Amano Shrimp. Adults are usually safe, but expect fewer shrimplets.
Avoid
- Cardinal TetraWhite Cloud Mountain Minnow (57–72°F) and Cardinal Tetra (73–84°F) need different temperatures.
- Rummy-nose TetraWhite Cloud Mountain Minnow (57–72°F) and Rummy-nose Tetra (73–79°F) need different temperatures.
- Black Neon TetraWhite Cloud Mountain Minnow (57–72°F) and Black Neon Tetra (73–82°F) need different temperatures.
- Glowlight TetraWhite Cloud Mountain Minnow (57–72°F) and Glowlight Tetra (75–82°F) need different temperatures.
- Endler's LivebearerNeeds careWhite Cloud Mountain Minnow (57–72°F) and Endler's Livebearer (75–86°F) need different temperatures.
- Pearl GouramiWhite Cloud Mountain Minnow (57–72°F) and Pearl Gourami (75–86°F) need different temperatures.
- German Blue RamNeeds careWhite Cloud Mountain Minnow (57–72°F) and German Blue Ram (81–86°F) need different temperatures.
- Bolivian RamWhite Cloud Mountain Minnow (57–72°F) and Bolivian Ram (75–82°F) need different temperatures.
All 105 species we checked against the White Cloud Mountain Minnow
| Species | Verdict | Why |
|---|---|---|
| Bala Shark | Compatible | No conflicts found |
| Bleeding Heart Tetra | Compatible | No conflicts found |
| Bristlenose Pleco | Compatible | No conflicts found |
| Bronze Cory | Compatible | No conflicts found |
| Celestial Pearl Danio | Compatible | No conflicts found |
| Cherry Barb | Compatible | No conflicts found |
| Chili Rasbora | Compatible | No conflicts found |
| Clown Killifish | Compatible | No conflicts found |
| Common Pleco | Compatible | No conflicts found |
| Denison Barb | Compatible | No conflicts found |
| Ember Tetra | Compatible | No conflicts found |
| Fancy Goldfish | Compatible | No conflicts found |
| Giant Danio | Compatible | No conflicts found |
| Glass Catfish | Compatible | No conflicts found |
| Gold Barb | Compatible | No conflicts found |
| Guppy | Compatible | No conflicts found |
| Harlequin Rasbora | Compatible | No conflicts found |
| Hillstream Loach | Compatible | No conflicts found |
| Japanese Trapdoor Snail | Compatible | No conflicts found |
| Kuhli Loach | Compatible | No conflicts found |
| Lemon Tetra | Compatible | No conflicts found |
| Malaysian Trumpet Snail | Compatible | No conflicts found |
| Marbled Hatchetfish | Compatible | No conflicts found |
| Molly | Compatible | No conflicts found |
| Neon Tetra | Compatible | No conflicts found |
| Odessa Barb | Compatible | No conflicts found |
| Otocinclus | Compatible | No conflicts found |
| Pearl Danio | Compatible | No conflicts found |
| Platy | Compatible | No conflicts found |
| Rosy Barb | Compatible | No conflicts found |
| Serpae Tetra | Compatible | No conflicts found |
| Siamese Algae Eater | Compatible | No conflicts found |
| Silver Hatchetfish | Compatible | No conflicts found |
| Swordtail | Compatible | No conflicts found |
| Variatus Platy | Compatible | No conflicts found |
| Weather Loach | Compatible | No conflicts found |
| Zebra Danio | Compatible | No conflicts found |
| Amano Shrimp | Caution | White Cloud Mountain Minnow may eat baby Amano Shrimp. Adults are usually safe, but expect fewer shrimplets. |
| Bamboo Shrimp | Caution | White Cloud Mountain Minnow and Bamboo Shrimp only share 71–72°F. That's a tight window.; White Cloud Mountain Minnow may eat baby Bamboo Shrimp. Adults are usually safe, but expect fewer shrimplets. |
| Betta | Caution | White Cloud Mountain Minnow and Betta only share 72–72°F. That's a tight window.; Betta can bully smaller, peaceful White Cloud Mountain Minnow. |
| Black Skirt Tetra | Caution | Black Skirt Tetra can bully smaller, peaceful White Cloud Mountain Minnow. |
| Buenos Aires Tetra | Caution | Buenos Aires Tetra can bully smaller, peaceful White Cloud Mountain Minnow. |
| Bumblebee Goby | Caution | White Cloud Mountain Minnow and Bumblebee Goby only share 72–72°F. That's a tight window. |
| Cherry Shrimp | Caution | White Cloud Mountain Minnow may eat baby Cherry Shrimp. Adults are usually safe, but expect fewer shrimplets. |
| Cockatoo Dwarf Cichlid | Caution | White Cloud Mountain Minnow and Cockatoo Dwarf Cichlid only share 72–72°F. That's a tight window. |
| Crystal Red Shrimp | Caution | White Cloud Mountain Minnow and Crystal Red Shrimp only share 71–72°F. That's a tight window.; White Cloud Mountain Minnow may eat baby Crystal Red Shrimp. Adults are usually safe, but expect fewer shrimplets. |
| Dwarf Gourami | Caution | White Cloud Mountain Minnow and Dwarf Gourami only share 72–72°F. That's a tight window.; Dwarf Gourami can bully smaller, peaceful White Cloud Mountain Minnow. |
| Dwarf Neon Rainbowfish | Caution | White Cloud Mountain Minnow and Dwarf Neon Rainbowfish only share 72–72°F. That's a tight window. |
| Firemouth Cichlid | Caution | Firemouth Cichlid can bully smaller, peaceful White Cloud Mountain Minnow. |
| Ghost Shrimp | Caution | White Cloud Mountain Minnow and Ghost Shrimp only share 72–72°F. That's a tight window.; White Cloud Mountain Minnow may eat baby Ghost Shrimp. Adults are usually safe, but expect fewer shrimplets. |
| Honey Gourami | Caution | White Cloud Mountain Minnow and Honey Gourami only share 72–72°F. That's a tight window. |
| Julii Cory | Caution | White Cloud Mountain Minnow and Julii Cory only share 72–72°F. That's a tight window. |
| Kissing Gourami | Caution | White Cloud Mountain Minnow and Kissing Gourami only share 72–72°F. That's a tight window.; Kissing Gourami grows 6× longer than White Cloud Mountain Minnow and may treat it as food. |
| Mystery Snail | Caution | White Cloud Mountain Minnow (pH 6–8.5) and Mystery Snail (pH unknown) prefer different pH.; White Cloud Mountain Minnow (5–20 dGH) and Mystery Snail (unknown dGH) prefer different water hardness. |
| Nerite Snail | Caution | White Cloud Mountain Minnow and Nerite Snail only share 72–72°F. That's a tight window. |
| Panda Cory | Caution | White Cloud Mountain Minnow and Panda Cory only share 72–72°F. That's a tight window. |
| Paradise Fish | Caution | Paradise Fish can bully smaller, peaceful White Cloud Mountain Minnow. |
| Pea Puffer | Caution | White Cloud Mountain Minnow and Pea Puffer only share 72–72°F. That's a tight window. |
| Penguin Tetra | Caution | White Cloud Mountain Minnow and Penguin Tetra only share 72–72°F. That's a tight window. |
| Peppered Cory | Caution | White Cloud Mountain Minnow and Peppered Cory only share 72–72°F. That's a tight window. |
| Pristella Tetra | Caution | White Cloud Mountain Minnow and Pristella Tetra only share 72–72°F. That's a tight window. |
| Pygmy Cory | Caution | White Cloud Mountain Minnow and Pygmy Cory only share 72–72°F. That's a tight window. |
| Rainbow Shark | Caution | Rainbow Shark can bully smaller, peaceful White Cloud Mountain Minnow. |
| Ramshorn Snail | Caution | White Cloud Mountain Minnow and Ramshorn Snail only share 72–72°F. That's a tight window. |
| Red-Tail Shark | Caution | Red-Tail Shark can bully smaller, peaceful White Cloud Mountain Minnow. |
| Scissortail Rasbora | Caution | White Cloud Mountain Minnow and Scissortail Rasbora only share 72–72°F. That's a tight window. |
| Sparkling Gourami | Caution | White Cloud Mountain Minnow and Sparkling Gourami only share 72–72°F. That's a tight window. |
| Tiger Barb | Caution | Tiger Barb can bully smaller, peaceful White Cloud Mountain Minnow. |
| Yoyo Loach | Caution | Yoyo Loach grows 4× longer than White Cloud Mountain Minnow and may treat it as food.; Yoyo Loach can bully smaller, peaceful White Cloud Mountain Minnow. |
| African Dwarf Frog | Avoid | White Cloud Mountain Minnow (57–72°F) and African Dwarf Frog (74–77°F) need different temperatures. |
| Angelfish | Avoid | White Cloud Mountain Minnow (57–72°F) and Angelfish (75–86°F) need different temperatures.; Angelfish can bully smaller, peaceful White Cloud Mountain Minnow. |
| Assassin Snail | Avoid | White Cloud Mountain Minnow (57–72°F) and Assassin Snail (75–80°F) need different temperatures. |
| Black Neon Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Black Neon Tetra (73–82°F) need different temperatures. |
| Blood Parrot Cichlid | Avoid | White Cloud Mountain Minnow (57–72°F) and Blood Parrot Cichlid (76–80°F) need different temperatures.; Blood Parrot Cichlid can bully smaller, peaceful White Cloud Mountain Minnow. |
| Boesemani Rainbowfish | Avoid | White Cloud Mountain Minnow (57–72°F) and Boesemani Rainbowfish (81–86°F) need different temperatures. |
| Bolivian Ram | Avoid | White Cloud Mountain Minnow (57–72°F) and Bolivian Ram (75–82°F) need different temperatures. |
| Cardinal Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Cardinal Tetra (73–84°F) need different temperatures. |
| Chinese Algae Eater | Avoid | White Cloud Mountain Minnow and Chinese Algae Eater only share 72–72°F. That's a tight window.; Chinese Algae Eater grows 7× longer than White Cloud Mountain Minnow and may treat it as food. |
| Clown Loach | Avoid | White Cloud Mountain Minnow (57–72°F) and Clown Loach (75–86°F) need different temperatures. |
| Clown Pleco | Avoid | White Cloud Mountain Minnow (57–72°F) and Clown Pleco (73–82°F) need different temperatures. |
| Common / Comet Goldfish | Avoid | Common / Comet Goldfish eats small fish, and White Cloud Mountain Minnow only grows to about 1.9 in. |
| Congo Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Congo Tetra (73–82°F) need different temperatures. |
| Convict Cichlid | Avoid | White Cloud Mountain Minnow (57–72°F) and Convict Cichlid (75–82°F) need different temperatures.; Convict Cichlid is aggressive toward tankmates. White Cloud Mountain Minnow is peaceful. |
| Diamond Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Diamond Tetra (75–82°F) need different temperatures. |
| Discus | Avoid | White Cloud Mountain Minnow (57–72°F) and Discus (79–86°F) need different temperatures. |
| Electric Blue Acara | Avoid | White Cloud Mountain Minnow and Electric Blue Acara only share 72–72°F. That's a tight window.; Electric Blue Acara eats small fish, and White Cloud Mountain Minnow only grows to about 1.9 in. |
| Electric Yellow Lab | Avoid | White Cloud Mountain Minnow (57–72°F) and Electric Yellow Lab (75–82°F) need different temperatures.; Electric Yellow Lab can bully smaller, peaceful White Cloud Mountain Minnow. |
| Endler's Livebearer | Avoid | White Cloud Mountain Minnow (57–72°F) and Endler's Livebearer (75–86°F) need different temperatures. |
| Forktail Blue-eye | Avoid | White Cloud Mountain Minnow (57–72°F) and Forktail Blue-eye (75–82°F) need different temperatures. |
| German Blue Ram | Avoid | White Cloud Mountain Minnow (57–72°F) and German Blue Ram (81–86°F) need different temperatures. |
| Glowlight Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Glowlight Tetra (75–82°F) need different temperatures. |
| Head-and-tail-light Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Head-and-tail-light Tetra (75–82°F) need different temperatures. |
| Iridescent Shark | Avoid | White Cloud Mountain Minnow and Iridescent Shark only share 72–72°F. That's a tight window.; Iridescent Shark eats small fish, and White Cloud Mountain Minnow only grows to about 1.9 in. |
| Kribensis | Avoid | White Cloud Mountain Minnow (57–72°F) and Kribensis (75–81°F) need different temperatures. |
| Lambchop Rasbora | Avoid | White Cloud Mountain Minnow (57–72°F) and Lambchop Rasbora (73–82°F) need different temperatures. |
| Moonlight Gourami | Avoid | White Cloud Mountain Minnow (57–72°F) and Moonlight Gourami (77–86°F) need different temperatures. |
| Oscar | Avoid | White Cloud Mountain Minnow and Oscar only share 72–72°F. That's a tight window.; Oscar eats small fish, and White Cloud Mountain Minnow only grows to about 1.9 in. |
| Pearl Gourami | Avoid | White Cloud Mountain Minnow (57–72°F) and Pearl Gourami (75–86°F) need different temperatures. |
| Pictus Catfish | Avoid | White Cloud Mountain Minnow and Pictus Catfish only share 72–72°F. That's a tight window.; Pictus Catfish eats small fish, and White Cloud Mountain Minnow only grows to about 1.9 in. |
| Rummy-nose Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Rummy-nose Tetra (73–79°F) need different temperatures. |
| Silver Tip Tetra | Avoid | White Cloud Mountain Minnow (57–72°F) and Silver Tip Tetra (73–82°F) need different temperatures. |
| Sterbai Cory | Avoid | White Cloud Mountain Minnow (57–72°F) and Sterbai Cory (75–82°F) need different temperatures. |
| Three-spot Gourami | Avoid | White Cloud Mountain Minnow (57–72°F) and Three-spot Gourami (75–86°F) need different temperatures.; Three-spot Gourami can bully smaller, peaceful White Cloud Mountain Minnow. |
| Tinfoil Barb | Avoid | White Cloud Mountain Minnow and Tinfoil Barb only share 72–72°F. That's a tight window.; Tinfoil Barb eats small fish, and White Cloud Mountain Minnow only grows to about 1.9 in. |
| Upside-down Catfish | Avoid | White Cloud Mountain Minnow (57–72°F) and Upside-down Catfish (75–82°F) need different temperatures. |
Care notes
Needs: Cool-water fish (SF: most comfortable 14-22C); permanent warm conditions shorten lifespan; usually best unheated; not a goldfish companion
Group: SF: ideally a group of 10+
Temperament: peaceful toward other fish, peaceful toward its own kind. Lives in the middle of the tank.
Common questions
How big does a White Cloud Mountain Minnow get?
About 1.9 inches (4 cm SL) as an adult, according to seriouslyfish.com.
What size tank does a White Cloud Mountain Minnow need?
At least 24 inches long and about 14 gallons. The smallest standard tank that meets that is a 20 gallon long.
How many White Cloud Mountain Minnows should be kept together?
At least 10. SF: ideally a group of 10+
What fish can live with a White Cloud Mountain Minnow?
Species that passed every check include Neon Tetra, Harlequin Rasbora, Ember Tetra, Chili Rasbora, Celestial Pearl Danio, Cherry Barb.
Gear for a White Cloud Mountain Minnow setup
TankSmallest standard tank that meets its minimum: 20 gallon long (30 in long).Find on Amazon →ThermometerCool-water fish: skip the heater, watch summer highs.Find on Amazon →LidIt jumps. A full lid keeps it in the tank.Find on Amazon →FoodA quality flake or micro-pellet as a staple.Find on Amazon →Test kitCheck ammonia, nitrite and pH. Cycle the tank before adding fish.Find on Amazon →
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Related guides
Sources
Values come from these pages, in our own words. Status: researched from source pages. Last reviewed 2026-10-12.
- seriouslyfish.com /species/tanichthys-albonubes/
- fishbase.se /summary/Tanichthys-albonubes.html
- fishkeepingworld.com /white-cloud-mountain-minnow/