Can platies and otocinclus live together?

Yes

Platies and otocinclus can share a tank. Their water needs overlap and neither is known to bother the other.

Platy Otocinclus

Why

  • Their temperature and pH ranges overlap comfortably, and neither is known to nip, chase or eat the other.

What each one needs

PlatyOtocinclusBoth
Temperature70–80°F (21–27°C)72–79°F (22–26°C)72–79°F (22–26°C)
pH7.0–8.26.0–7.57.0–7.5
Minimum tank10 gal (38 L)10 gal (38 L)10 gal (38 L)
Keep at least34
Adult size2.5 in (6.4 cm)1.8 in (4.6 cm)

The smallest tank for both

A 10 gallons (38 L) tank holds 3 platies and 4 otocinclus at about 85% of its stocking limit, which leaves room for more.

Other tank mates for platies

Other tank mates for otocinclus