Japanese ricefish
Oryzias latipes
Photo: Seotaro · CC BY-SA 3.0
- Adult size
- 3 cm1 in
- Group
- 6+
- Tank length
- 45 cm18 in
- Lifespan
- 2–4 yrs
- Temperature
- 18–26 °C64–79 °F
- pH
- 6.5–8
- Hardness
- 5–20 dGH
- Diet
- omnivore
Gentle surface planting provides cover for these small fish.Gentle surface planting provides cover for these small fish.
Tank sizes
Good tankmates
Avoid with
- African clawed frog
African clawed frog may eat Japanese ricefishAfrican clawed frog may eat Japanese ricefish
- Irian Jaya rainbowfish
No shared temperature rangeNo shared temperature range
- Abei puffer
Abei puffer may eat Japanese ricefishAbei puffer may eat Japanese ricefish
- African butterflyfish
African butterflyfish may eat Japanese ricefishAfrican butterflyfish may eat Japanese ricefish
- African knifefish
African knifefish may eat Japanese ricefishAfrican knifefish may eat Japanese ricefish
- African pike
African pike may eat Japanese ricefishAfrican pike may eat Japanese ricefish
- Alligator gar
Alligator gar may eat Japanese ricefishAlligator gar may eat Japanese ricefish
- Altum angelfish
No shared temperature rangeNo shared temperature range
- Amazon toadfish
Amazon toadfish may eat Japanese ricefishAmazon toadfish may eat Japanese ricefish
- Antenna ray
Antenna ray may eat Japanese ricefishAntenna ray may eat Japanese ricefish
- Arapaima
Arapaima may eat Japanese ricefishArapaima may eat Japanese ricefish
- Arrowhead puffer
Arrowhead puffer may eat Japanese ricefishArrowhead puffer may eat Japanese ricefish
Sources
| temperature | 18–26 | curated-v0 (needs expert review); agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium |
|---|---|---|
| ph | 6.5–8 | curated-v0 (needs expert review); agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium |
| gh | 5–20 | curated-v0 (needs expert review) · low |
| origin | Tropical freshwater; regional origin needs review | curated-v0 (needs expert review) · low |
| notes | Gentle surface planting provides cover for these small fish. | curated-v0 (needs expert review) · medium |
| beginner friendly | true | curated-v0 (needs expert review) · medium |
| care level | easy | curated-v0 (needs expert review) · medium |
| color palette | #9EAA99, #465858 | curated-v0 (needs expert review) · low |
| activity | moderate | curated-v0 (needs expert review) · medium |
| swim zone | top | curated-v0 (needs expert review) · medium |
| temperament | peaceful | curated-v0 (needs expert review) · medium |
| fin nipper | false | curated-v0 (needs expert review) · medium |
| long finned | false | curated-v0 (needs expert review) · medium |
| territorial | false | curated-v0 (needs expert review) · medium |
| schooling | true | curated-v0 (needs expert review) · medium |
| schooling min | 6 | curated-v0 (needs expert review) · medium |
| diet | omnivore | curated-v0 (needs expert review) · medium |
| lifespan years | 2–4 | curated-v0 (needs expert review) · low |
| growth to adult months | 6 | curated-v0 (needs expert review) · low |
| length weight | {"a":0.006,"b":3} | curated-v0 (needs expert review) · low |
| planted safe | true | curated-v0 (needs expert review) · medium |
| min tank length | 45 | curated-v0 (needs expert review) · medium |
| body shape | danio | curated-v0 (needs expert review) · medium |