Silver Dollar

Silver DollarSilver Dollar Fish are large, peaceful freshwater schooling fish well known for their round, disc shaped bodies and bright metallic silver appearance. Active and social by nature, Silver Dollars are best kept in groups where they display confident swimming behaviour and constant movement throughout the aquarium. Due to their size and activity level, Silver Dollars are most suitable for large aquariums with open swimming space. Their calm temperament

Silver Dollar Fish are large, peaceful freshwater schooling fish well known for their round, disc-shaped bodies and bright metallic silver appearance. Active and social by nature, Silver Dollars are best kept in groups where they display confident swimming behaviour and constant movement throughout the aquarium.

Due to their size and activity level, Silver Dollars are most suitable for large aquariums with open swimming space. Their calm temperament makes them ideal companions for other large, peaceful fish in spacious community setups.

Physical Characteristics

• Adult Size: Approximately 15–18 cm (6–7 inches)

• Coloration: Bright silver body; some varieties may show faint markings or spots

• Body Shape: Disc-shaped, laterally compressed

• Sexual Dimorphism:

  • Females are typically rounder when mature

  • Males may develop slight fin extensions

Behaviour & Temperament

• Temperament: Peaceful

• Tank Level: Mid to upper water levels

• Schooling Behaviour: Should be kept in groups of 5 or more

• Activity Level: Active swimmer

Suitable Tank Mates

• Other Silver Dollars

• Large peaceful tetras

• Peaceful cichlids

• Catfish and plecos

Avoid:

• Small fish (may be eaten)

• Aggressive or territorial species

• Delicate plants

Breeding Information

• Spawning Type: Egg scatterer

• Breeding Setup:

  • Soft to neutral water

  • Open swimming space

• Parental Care: None

• Notes: Breeding is uncommon in home aquariums

Special Considerations

• Known plant eaters — live plants may be damaged

• Requires strong filtration due to size and feeding habits

• Easily startled without adequate schooling numbers

• Needs ample swimming space

Aquarium Requirements

• Minimum Tank Size: 300 litres

• Water Temperature: 24–28°C

• pH Range: 6.0–7.5

• Water Hardness: 5–15 dGH

• Substrate: Sand or smooth gravel

• Decor: Live plants, driftwood, shaded areas

• Filtration: Moderate, well-maintained

• Lighting: Moderate; plants help diffuse brightness

Diet & Feeding

• Diet Type: Omnivore

• Recommended Foods:

  • High-quality flakes or micro pellets

  • Frozen foods such as daphnia and brine shrimp

  • Occasional vegetables (spinach, zucchini)

• Feeding Frequency: Once or twice daily in small portions

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