Silver Dollar and Zebra Danio Compatibility Overview
Silver Dollar and Zebra Danio can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 75-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Silver Dollar | Zebra Danio | Verdict |
|---|---|---|---|
| Temperature | 75โ82ยฐF | 64โ82ยฐF | โ 75โ82ยฐF |
| pH Range | 6.0โ7.0 | 6.5โ8.0 | โ ๏ธ 6.5โ7.0 (narrow) |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 5.9 in | 2 in | โ ๏ธ 3.0ร difference |
| Min. Group | 5+ | 5+ | See below |
| Min. Tank Size | 75 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Silver Dollar โ Metynnis argenteus
The Metynnis argenteus, known as the Silver Dollar fish, is a popular freshwater species with a distinctive silver color and disc-shaped body. They require a spacious tank and are best kept in groups to prevent bullying. Their peaceful nature makes them suitable for community tanks, but they are not known to school.
โ Full Silver Dollar care guide
Zebra Danio โ Danio rerio
Extremely hardy, fast-moving schooling fish tolerant of a wide temperature range. Active top-to-mid swimmers compatible with most community fish.
Frequently Asked Questions
Can Silver Dollar live with Zebra Danio?
Yes, in a well-planned setup. Silver Dollar and Zebra Danio can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 75-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Silver Dollar and Zebra Danio together?
A minimum of 75 gallons is recommended for keeping Silver Dollar and Zebra Danio together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Silver Dollar and Zebra Danio?
75โ82ยฐF โ inside Silver Dollar's 75โ82ยฐF and Zebra Danio's 64โ82ยฐF.
Is a Silver Dollar aggressive toward a Zebra Danio?
Silver Dollar is peaceful and Zebra Danio is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Silver Dollar and Zebra Danio
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 75 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 125 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 150 gal | Best when keeping larger schools or reducing territorial pressure. |