large school of glofish

What Makes GloFish Glow?

GloFish are an aquatic phenomenon and highly popular in the aquarist world! Their unique coloring makes them appear to ‘glow in the dark’ and has piqued the interest of many aquarium hobbyists. But what makes them glow, exactly? The fluorescent color in GloFish is created by an inherited bio-luminescent protein gene that is passed down …

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