Acus twig catfish
Farlowella acus
- Tank length
- 45 cm18 in
- Start with
- 1
- Temperature
- 24–26 °C75–79 °F
- pH
- 6–8
- Adult size
- 15 cm6 in
- Lifespan
- 8–10 yrs
Needs mature, algae-rich tanks with wood, good flow and no competitive bottom feeders.Needs mature, algae-rich tanks with wood, good flow and no competitive bottom feeders.
Tank sizes
Good tankmates
Avoid with
- Irian Jaya rainbowfish
No shared temperature rangeNo shared temperature range
- Alligator gar
Alligator gar may eat Acus twig catfishAlligator gar may eat Acus twig catfish
- Altum angelfish
No shared temperature rangeNo shared temperature range
- Arapaima
Arapaima may eat Acus twig catfishArapaima may eat Acus twig catfish
- Asian arowana
Asian arowana may eat Acus twig catfishAsian arowana may eat Acus twig catfish
- Australian pearl arowana
Australian pearl arowana may eat Acus twig catfishAustralian pearl arowana may eat Acus twig catfish
- Bullseye snakehead
Bullseye snakehead may eat Acus twig catfishBullseye snakehead may eat Acus twig catfish
- Butterfly peacock bass
Butterfly peacock bass may eat Acus twig catfishButterfly peacock bass may eat Acus twig catfish
- Channel catfish
No shared temperature rangeNo shared temperature range
- Chocolate zebra pleco
No shared temperature rangeNo shared temperature range
- Clown knifefish
Clown knifefish may eat Acus twig catfishClown knifefish may eat Acus twig catfish
Common goldfishNo shared temperature rangeNo shared temperature range
Data used by the planner
| Temperature | 24–26 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium confidence |
|---|---|---|
| pH | 6–8 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · low confidence |
| Hardness (dGH) | 5–20 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · low confidence |
| Origin | Rivers of northern Venezuela | curated-v0 (needs expert review) · low confidence |
| Beginner friendly | No | curated-v0 (needs expert review) · medium confidence |
| Care level | advanced | curated-v0 (needs expert review) · medium confidence |
| Activity | sedentary | curated-v0 (needs expert review) · medium confidence |
| Swimming level | bottom | curated-v0 (needs expert review) · medium confidence |
| Temperament | peaceful | curated-v0 (needs expert review) · medium confidence |
| Nips fins | No | curated-v0 (needs expert review) · medium confidence |
| Long fins | No | curated-v0 (needs expert review) · medium confidence |
| Territorial | No | curated-v0 (needs expert review) · medium confidence |
| Lives in groups | No | curated-v0 (needs expert review) · medium confidence |
| Minimum group | 1 | curated-v0 (needs expert review) · medium confidence |
| Diet | herbivore | curated-v0 (needs expert review) · medium confidence |
| Lifespan (years) | 8–10 | curated-v0 (needs expert review) · low confidence |
| Months to adult size | 18 | curated-v0 (needs expert review) · low confidence |
| Safe with plants | Yes | curated-v0 (needs expert review) · medium confidence |