Otocinclus vs Rummy Nose Tetra

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

OtocinclusRummy Nose Tetra
DifficultyIntermediateIntermediate
Adult size1.5-2 inches2 inches (5 cm)
Lifespan3-5 years5-6 years
Min tank size10 gallons20 gallons
Water temp72-78°F75-82°F
pH6.5-7.55.5-7.0
Temperamentpeacefulpeaceful schooling fish
Tank matesSmall peaceful fish such as tetras, rasboras, and dwarf cichlids.Other peaceful tetras, rasboras, corydoras catfish, and dwarf cichlids like Apistogramma.
DietPrimarily herbivorous; feed algae wafers, blanched vegetables (zucchini, spinach), and ensure natural algae growth. Feed once daily, small amounts.Omnivore: feed high-quality flake or micro pellets daily, supplement with frozen or live brine shrimp, daphnia, and bloodworms 2-3 times per week.