Green Swordtail (wild-type)
A variant of Swordtail (Xiphophorus hellerii)
Representative Swordtailphoto — a dedicated image of this exact morph isn't available yet.
The wild-type Xiphophorus hellerii: an olive-green body with a fine red lateral stripe and a long sword extension on the lower caudal fin of males.
Keeper tips for this variant
The hardiest form — provide hard, slightly alkaline water (pH ~7.5+, GH 12+) and a tight lid, as swordtails are notorious jumpers.