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Nonnative Guppies, Swordtails and Platys

Common Name Scientific Name First Observed Introduction Status

Pike Killifish

Belonesox belizanus

1957

Released by the Department of Medicine, University of Miami

Established

Guppy

Poecilia reticulata

Early 1970's

Aquarium release and/or aquaculture escape

Formerly reproducing

Green Swordtail

Xiphophorus hellerii

Early 1970's

Aquarium release and/or aquaculture escape

Formerly reproducing

Southern Platyfish

Xiphophorus maculatus

Early 1970's

Aquarium release and/or aquaculture escape

Formerly reproducing

Variable Platyfish

Xiphophorus variatus

1974

Aquarium release and/or aquaculture escape

Potentially established