Can amano shrimp live with otocinclus?

Verdict
Yes

Yes, amano shrimp and otocinclus can live together. Both are fine at 72–79°F. Plan on at least 20 gal.

Amano shrimpAmano shrimp70–80°F · pH 6.5–7.5 OtocinclusOtocinclus72–79°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Amano shrimp 70–80°Otocinclus 72–79°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Amano shrimp 6.5–7.5Otocinclus 6–7.5
The green band is the pH both tolerate.

Size to scale

Amano shrimp · 2 inOtocinclus · 2 in0"1"2"3"4"5"6"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

Amano shrimpOtocinclus
Temperature70–80 °F72–79 °F
pH6.5–7.56–7.5
Adult size2.0 in2.0 in
Minimum tank10 gal20 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupGroups of 3+Groups of 6+
DietOmnivoreHerbivore

Better tank mates for amano shrimp

All amano shrimp tank mates

Better tank mates for otocinclus

All otocinclus tank mates

Questions

Can amano shrimp live with otocinclus?

Yes, amano shrimp and otocinclus can live together. Both are fine at 72–79°F. Plan on at least 20 gal.

What temperature suits both amano shrimp and otocinclus?

72–79 °F. Amano shrimp need 70–80 °F, otocinclus need 72–79 °F.

What size tank do amano shrimp and otocinclus need together?

At least 20 gal, set by the otocinclus. Add space for each extra fish.