Species profile
Dragon Fish
Scleropages formosusDragon Fish (Scleropages formosus) is a solo centerpiece fish for a cycled 250+ gallon freshwater aquarium. Plan for about 30 inches as an adult, 75-82°F water, pH 6-7.5, and advanced care. Keep only one per tank, and choose tankmates with matching water needs and low aggression.
TerritorialHigh energyFlashyAdvanced care
250 galMinimum tank
30 inAdult size
1Schooling minimum
75-82°FTemperature
Water Range
- pH
- 6-7.5
- GH
- 2-12 dGH
- KH
- 1-8 dKH
Behavior
- Temperament
- Assertive
- Fin nipping
- 0/5
- Territory
- 4/5
Diet and Care
- Diet
- carnivore
- Diet difficulty
- 4/5
- Care difficulty
- 4/5
Planning Notes
Specialized feeding needs; confirm the diet before adding this species to a community tank.
This species may need live, frozen, fresh, or otherwise specialized foods.
People also bought
Fish that pair well with Dragon Fish
These matches are starting points with overlapping water ranges and lower behavior risk. Always check the full stocking plan, tank size, and group counts before buying.
Run Dragon Fish through the checker with your tank size, cycle status, water, group count, and tankmates before buying.
Check my tankCompare this speciesPut Dragon Fish beside another profile to compare water range, size, diet, schooling needs, and behavior.
Open comparisonWill plants work?Match Dragon Fish against aquarium plants for nibbling, uprooting, cover, flow, and water-range flags.
Open plant matchAsk about my setupAsk Advisor how Dragon Fish fits with your current tank, recent logs, plants, and livestock.
Ask AdvisorView native rangeOpen the origins map to see reviewed native-range coordinates and regional context for Dragon Fish.
Open origins mapRelated guides
From keepers
Loading…