Siamese algae eater
Crossocheilus oblongus

Photo: Chiroptera man · CC BY-SA 3.0
- Adult size
- 12 cm5 in
- Group
- 6+
- Tank length
- 120 cmabout 4 ft (47 in)
- Lifespan
- 5–10 yrs
- Temperature
- 23–27 °C73–81 °F
- pH
- 6–7.5
- Hardness
- 3–15 dGH
- Diet
- herbivore
Algae grazing does not replace a varied diet or swimming space.Algae grazing does not replace a varied diet or swimming space.
Tank sizes
Good tankmates
Avoid with
Convict cichlidAggression needs a different mixAggression needs a different mix
Common goldfishNo shared temperature rangeNo shared temperature range
Fancy goldfishNarrow shared temperature rangeNarrow shared temperature range
Pea pufferAggression needs a different mixAggression needs a different mix
Chinese algae eaterAggression needs a different mixAggression needs a different mix
Electric yellow labNarrow shared pH rangeNarrow shared pH range
Paradise fishAggression needs a different mixAggression needs a different mix
German blue ramNarrow shared temperature rangeNarrow shared temperature range
Iridescent sharkIridescent shark may eat Siamese algae eaterIridescent shark may eat Siamese algae eater
Rosy barbNarrow shared temperature rangeNarrow shared temperature range
MollyNarrow shared pH rangeNarrow shared pH range
DiscusNo shared temperature rangeNo shared temperature range
Sources
| temperature | 23–27 | curated-v0 (needs expert review) · medium |
|---|---|---|
| ph | 6–7.5 | curated-v0 (needs expert review) · medium |
| gh | 3–15 | curated-v0 (needs expert review) · medium |
| origin | Asia or captive aquarium strains | curated-v0 (needs expert review) · low |
| notes | Algae grazing does not replace a varied diet or swimming space. | 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 | active | curated-v0 (needs expert review) · medium |
| swim zone | bottom | 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 | herbivore | curated-v0 (needs expert review) · medium |
| lifespan years | 5–10 | curated-v0 (needs expert review) · low |
| growth to adult months | 24 | 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 | 120 | curated-v0 (needs expert review) · medium |
| body shape | shark | curated-v0 (needs expert review) · medium |