My dad wants to know how many small fish can he keep in this 40 gallon ? Like mollie small and tetra , gourami etc : r/Aquariums

Aquariums for Beginners

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First time I've ever been happy one of my fish died. : r/Aquariums

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FAQs on the Livebearing Toothed Carps, Poeciliid Fishes Reproduction