Silver Dollar Fish (Metynnis spp.) are peaceful, schooling freshwater fish known for their shiny, disc-like bodies. They’re hardy, active, and make great additions to large community tanks.
| Category | Details |
|---|---|
| Tank Size | Minimum 75 gallons for a group of 5+ |
| Tank Shape | Long and wide (they need space to swim) |
| Temperature | 75–82°F (24–28°C) |
| pH | 6.0–7.5 |
| Water Hardness | Soft to moderately hard (4–18 dGH) |
| Filtration | Strong and efficient (moderate flow) |
| Tank Setup | Open swimming space, hardy plants or fake plants, driftwood, hiding spots |
| Diet | Primarily herbivorous: veggies (lettuce, spinach, zucchini), spirulina, pellets |
| Behavior | Peaceful, schooling; shy when alone |
| Tank Mates | Peaceful species of similar size: rainbowfish, large tetras, plecos |
| Avoid | Small fish (like guppies), aggressive cichlids, delicate plants |
| Lifespan | 8–10 years |
| Max Size | 6–8 inches (15–20 cm), depending on species |
| Lighting | Moderate |
| Water Changes | 25–30% weekly |
Silver Dollar Barb
C$7.99Price