Silver Dollar
Metynnis argenteus
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Last updated: November 17, 2025
Overview
Round, silver-bodied schooling fish.
Origin: South America
Family: Characidae
Physical Characteristics
Maximum Size: 15.00 cm
Temperament: Peaceful
Care Level: Easy
Diet Type: Herbivore
Habitat Requirements
Water Type: Freshwater
Temperature Range: 24.0°C - 28.0°C
pH Range: 6.0 - 7.5
Water Hardness: 4 - 15 dGH
Minimum Tank Size: 100 liters
Care and Feeding
Diet Information:
Eats plant-based foods.
Care Level:
Easy
Breeding
Breeding Difficulty: Easy
Egg scatterer with no parental care.
Compatibility
Peaceful
Best in schools of six or more.