German Tuxedo Guppy (Poecilia reticulata) - Tank Bred

Species Description The German Tuxedo Guppy (Poecilia reticulata) is one of the most recognizable and enduring fancy guppy strains in the aquarium hobby, celebrated for its striking contrast between a brilliant metallic front half and the deep black "tuxedo" pattern that extends across the rear portion of its body. Carefully tank bred for exceptional health, vibrant coloration, and aquarium adaptability, German Tuxedo Guppies combine classic beauty with the hardy, peaceful personality that has made guppies one of the world's most beloved freshwater fish. Male German Tuxedo Guppies display the most dramatic coloration, developing vibrant blue, green, or iridescent metallic hues across the front of the body that transition sharply into the signature black tuxedo pattern. Their flowing dorsal and caudal fins create an elegant display as they swim through the aquarium. Females feature a more subtle appearance with a fuller body shape, making them ideal for hobbyists interested in breeding healthy colonies while still displaying the unmistakable tuxedo pattern. Now available in both Regular and Ribbon varieties, hobbyists can choose the body style that best suits their display aquarium or breeding goals. Regular German Tuxedo Guppies exhibit the classic streamlined body and finnage associated with fancy guppies, while Ribbon Guppies develop dramatically elongated fin rays that create an exceptionally graceful, flowing appearance rarely seen in the aquarium hobby. Ribbon Males are especially admired for their spectacular extended fins but are generally unable to reproduce naturally because the elongated gonopodium (modified anal fin) prevents successful mating. Ribbon Females, however, remain fully capable of reproducing and are highly sought after by breeders interested in maintaining and improving ribbon-fin bloodlines. Their rarity and breeding potential make Ribbon Females one of the most desirable variants available to serious guppy enthusiasts. German Tuxedo Guppies are active, curious fish that spend the day exploring every level of the aquarium while constantly interacting with one another and their environment. Their peaceful temperament, ease of care, and timeless color pattern make them an outstanding choice for planted aquariums, freshwater community tanks, and dedicated livebearer collections alike. What We Love About This Fish Classic "tuxedo" pattern with brilliant metallic front-half coloration that has made this one of the most iconic fancy guppy strains. Available in both Regular and elegant Ribbon varieties to suit display aquariums and selective breeding projects. Peaceful, hardy livebearer that thrives in planted aquariums and freshwater community tanks. Tank bred for exceptional health, vibrant coloration, and long-term aquarium success. Quick Care Guide Care Level: Easy. German Tuxedo Guppies are hardy, adaptable fish that make an excellent choice for both beginner and experienced aquarium hobbyists. Temperament: Peaceful. These social livebearers coexist well with other small, non-aggressive freshwater fish and invertebrates. Diet: Omnivore. A varied diet of high-quality flakes, micro pellets, frozen foods, live foods, and vegetable-based supplements supports vibrant coloration, healthy growth, and long-term vitality. Source: Tank Bred. Carefully bred in captivity for exceptional health, consistent coloration, and excellent aquarium adaptability. Average Adult Size: Up to 2.25 inches (5.7 cm). Males remain slightly smaller while developing more vibrant coloration and larger fins, while females grow larger and develop a fuller body. Suggested Minimum Aquarium Size: 10 gallons. A planted aquarium with open swimming areas provides plenty of room for a small group to display their natural behavior. Swimming Zone: Upper to Middle Water Column. German Tuxedo Guppies are active swimmers that spend much of the day exploring the upper and middle regions of the aquarium. Activity Level: Active. These curious fish are constantly swimming, foraging, and interacting with one another throughout the day. Social Behavior: Social. German Tuxedo Guppies are happiest when maintained in groups and display their most natural behaviors in the company of other peaceful fish. Breeding: Livebearer. Females give birth to fully formed, free-swimming fry under suitable aquarium conditions. Approximate Purchase Size: 1 to 1.25 inches. Young, healthy fish with excellent coloration and growth potential. Water Parameters Temperature: 72°–82°F (22°–28°C). Warm, stable water temperatures promote healthy growth, active behavior, and vibrant coloration. pH: 7.0–8.2. German Tuxedo Guppies thrive in neutral to moderately alkaline water with stable chemistry. General Hardness (GH): 8–18 dGH. Moderately hard to hard water supports proper development, breeding success, and overall health. Carbonate Hardness (KH): 4–12 dKH. Maintaining adequate carbonate hardness helps stabilize pH and creates a more consistent aquarium environment.