Guppy (Poecilia reticulata) is a beginner-care freshwater species. Minimum tank: 10 gallons. Adult size: 2 inches. Diet: omnivore. Lifespan: 2-3 years. Hardy, tolerates parameter swings within reason, and accepts a wide variety of food. A first-time aquarist can succeed with this species in a properly cycled tank. Browse Guppy care guide for the full breakdown including water parameters, tankmate compatibility, and feeding schedule.
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