Cardinal Tetra vs Otocinclus
Side-by-side care comparison to help you choose.
| Cardinal Tetra | Otocinclus | |
|---|---|---|
| Difficulty | Intermediate | Intermediate |
| Adult size | 1.5-2 inches | 1.5-2 inches |
| Lifespan | 3-5 years | 3-5 years |
| Min tank size | 10 gallons | 10 gallons |
| Water temp | 74-80F | 72-78°F |
| pH | 6.0-7.0 | 6.5-7.5 |
| Temperament | peaceful | peaceful |
| Tank mates | Other peaceful community fish such as small rasboras, tetras, and dwarf cichlids. | Small peaceful fish such as tetras, rasboras, and dwarf cichlids. |
| Diet | High-quality flakes, micro pellets, and frozen foods like bloodworms and brine shrimp; feed small portions 2-3 times daily. | Primarily herbivorous; feed algae wafers, blanched vegetables (zucchini, spinach), and ensure natural algae growth. Feed once daily, small amounts. |