Fish Identifier
GloFish Tetra (Orange/Sunburst) (Gymnocorymbus ternetzi (genetically modified variant)) — freshwater
freshwater

GloFish Tetra (Orange/Sunburst)

Gymnocorymbus ternetzi (genetically modified variant)

Deep-bodied, laterally compressed fish with an orange fluorescent coloration. It features a prominent dorsal fin and a long anal fin. This specific variant contains a green fluorescent protein (GFP) gene from a jellyfish or sea anemone, which allows it to glow under blue or black light.

Habitat
Originated from the black tetra, which is native to the…
Size & weight
Typically reaches a maximum length of 2 to 3 inches (5 t…
Identified More freshwater
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Physical characteristics

Deep-bodied, laterally compressed fish with an orange fluorescent coloration. It features a prominent dorsal fin and a long anal fin. This specific variant contains a green fluorescent protein (GFP) gene from a jellyfish or sea anemone, which allows it to glow under blue or black light.

Habitat & distribution

Originated from the black tetra, which is native to the Paraguay and Guaporé River basins in South America. As a GloFish, this specific color variant exists primarily in captivity (aquariums) and is not found naturally in the wild.

Ecological role

In aquarium settings, they are social schooling fish. In nature, their parent species are omnivores feeding on insects, worms, and crustaceans. Their conservation status is 'Not Evaluated' as a lab-created variant, though the wild Black Skirt Tetra is listed as 'Least Concern'.

Similar species

Black Skirt Tetra (the wild-type parent species), White Skirt Tetra (a leucistic variant), and other GloFish Tetra colors like Starfire Red or Electric Green.