Can Guppies Breed With Swordtails?

No. Guppies cannot breed with Swordtails. This is because guppies and swordtails belong to a different genus of fish. The guppy fish belong to the Poecilia genus while swordtails belong to the Xiphophorus genus.

Can Guppies Breed With Swordtails?

However, members of the Poecilia genus can crossbreed with each other and members of the Xiphophorus family can crossbreed with each other.

Thus a guppy can crossbreed with a molly and a swordtail can crossbreed with a platy. This is because they belong to the same genus or family of fish.

To further illustrate, the following fish can crossbreed with guppies:

  • Guppies are Poecilia reticulata
  • Endlers are Poecilia wingei
  • Mollies are Poecilia sphenops

And, the following fish can crossbreed with swordtails:

  • Platies are Xiphophorus maculatus
  • Swordtails are Xiphophorus helleri

Can Guppies Crossbreed?

Guppies can crossbreed within their genus: Poecilia. Several fish species make up the Poecilia genus. However, the most common are guppies, endlers, and mollies.


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