Fluorescent Transgenic Fish Escape Captivity Into Atlantic Forest Creeks Of Brazil

Like something out of a science fiction novel, a common ornamental fish from Asia that scientists bioengineered to glow in the dark has escaped captivity and now swims freely in southeastern Brazil’s Atlantic forest creeks where it may threaten local biodiversity

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Transgenic zebrafish, or zebra danio (Danio rerio), have been bioengineered into a patented and trademarked brand of genetically modified (GM) fluorescent fish and marketed as “GloFish”. (Credit: Paulo de Oliveira / Biosphoto / via André Magalhães)