Serpae tetra

A deep red tetra with a bad habit of nipping fins. A big school keeps the squabbling among themselves.

Serpae tetra, side view

Care at a glance

Minimum tank20 gallons (76 L)
Temperature72–79°F (22–26°C)
pH5.5–7.5
How manyKeep at least 8 together
Adult size1.75 in (4.4 cm)
Where it livesThe middle of the tank
TypeFish

Good tank mates

Possible with care

Do not mix with

Open any pairing to see the reason.

Tank sizes that fit