Can white cloud minnows live with swordtails?

Verdict
No

No. White cloud minnows and swordtails should not share a tank. White cloud minnows are coldwater animals (60–72°F); swordtails need 72–79°F. They meet only at 72°F, the edge of both ranges.

White cloud minnowWhite cloud minnow60–72°F · pH 6–8 SwordtailSwordtail72–79°F · pH 7–8.3

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 72°White cloud minnow 60–72°Swordtail 72–79°
The green band is the temperature range both can live in.
456789Both: 7–8White cloud minnow 6–8Swordtail 7–8.3
The green band is the pH both tolerate.

Size to scale

White cloud minnow · 1.5 inSwordtail · 5 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

White cloud minnowSwordtail
Temperature60–72 °F72–79 °F
pH6–87–8.3
Adult size1.5 in5.0 in
Minimum tank10 gal30 gal
TemperamentPeacefulSemi-aggressive
Swims atMiddleMiddle
GroupGroups of 6+Groups of 3+
DietOmnivoreOmnivore

Better tank mates for white cloud minnows

All white cloud minnow tank mates

Better tank mates for swordtails

All swordtail tank mates

Questions

Can white cloud minnows live with swordtails?

No. White cloud minnows and swordtails should not share a tank. White cloud minnows are coldwater animals (60–72°F); swordtails need 72–79°F. They meet only at 72°F, the edge of both ranges.

What temperature suits both white cloud minnows and swordtails?

72–72 °F. White cloud minnows need 60–72 °F, swordtails need 72–79 °F.

What size tank do white cloud minnows and swordtails need together?

At least 30 gal, set by the swordtail. Add space for each extra fish.