Swordtail

A larger livebearer. Males carry a long sword on the tail and spar with each other, so keep one male to two or more females.

Swordtail, side view

Care at a glance

Minimum tank29 gallons (110 L)
Temperature72–79°F (22–26°C)
pH7.0–8.3
How manyKeep at least 3 together
Adult size5 in (12.7 cm)
TemperamentPeaceful
Where it livesThe middle of the tank
TypeFish

Things to know

  • It jumps. Keep a tight-fitting lid on the tank.

Tanks that include swordtails

Each one opens in the planner and passes every check.

Good tank mates

Possible with care

Do not mix with

Open any pairing to see the reason.

Tank sizes that fit