Otocinclus Care & Compatibility
Otocinclus vittatus
A tiny algae-grazing catfish best kept in groups in a mature, algae-rich tank.
Min 10 gal 1.5" adult Peaceful Moderate care 72-79°F
Care requirements
| Scientific name | Otocinclus vittatus |
|---|---|
| Group | Catfish |
| Adult size | 1.5 in (3.8 cm) |
| Minimum tank | 10 gallons |
| Temperature | 72-79°F |
| pH | 6-7.5 |
| Hardness | 2-15 dGH |
| Temperament | Peaceful |
| Social | Schooling (keep 6+) |
| Diet | Herbivore |
| Swim level | All |
| Care level | Moderate |
| Lifespan | ~4 years |
Best tankmates for Otocinclus
Neon Tetra
Ok · 10 gal+
Cardinal Tetra
Ok · 20 gal+
Ember Tetra
Ok · 10 gal+
Guppy
Ok · 10 gal+
Endler's Livebearer
Ok · 10 gal+
Platy
Ok · 10 gal+
Honey Gourami
Ok · 10 gal+
German Blue Ram
Ok · 20 gal+
Bronze Corydoras
Ok · 20 gal+
Panda Corydoras
Ok · 20 gal+
Avoid keeping with
Frequently asked questions
What size tank does a Otocinclus need?
A Otocinclus needs a minimum of 10 gallons. Because it is a schooling fish, keep a group of at least 6, which may require more space.
Is the Otocinclus good for beginners?
The Otocinclus is rated moderate to care for. It suits keepers with a little experience and a stable, cycled tank.
What water parameters does a Otocinclus need?
Keep Otocinclus at 72-79°F, pH 6-7.5, and hardness 2-15 dGH.
How many Otocinclus should I keep together?
Keep at least 6 together — they are happier and less stressed in a group.