Molly Fish vs Rummy Nose Tetra

Side-by-side care comparison to help you choose.

Molly FishRummy Nose Tetra
DifficultyBeginnerIntermediate
Adult size3-4 inches2 inches (5 cm)
Lifespan3-5 years5-6 years
Min tank size20 gallons20 gallons
Water temp72-82°F75-82°F
pH7.0-8.05.5-7.0
Temperamentpeacefulpeaceful schooling fish
Tank matesOther peaceful community fish such as guppies, platies, swordtails, tetras, and corydoras.Other peaceful tetras, rasboras, corydoras catfish, and dwarf cichlids like Apistogramma.
DietOmnivore; feed high-quality flake or pellet daily, supplement with algae wafers, spirulina, blanched vegetables, and occasional live/frozen foods like brine shrimp or bloodworms.Omnivore: feed high-quality flake or micro pellets daily, supplement with frozen or live brine shrimp, daphnia, and bloodworms 2-3 times per week.