Silver Dollar: Everything You Need to Know

Silver Dollar

Silver Dollar, scientifically known as Metynnis argenteus, is a freshwater fish found in Brazil’s Tapajós River Basin.

It’s popular in the aquarium trade. This fish is often confused with another similar fish, Metynnis hypsauchen.

The name “Silver Dollar” may also refer to other related fish like Metynnis hypsauchen or Metynnis maculatus.

There’s a chance they are misidentified as M. hypsauchen. But more accurate information is needed for proper identification.

These fish are usually found in weedy areas along the river and are popular aquarium pets in the USA.

Silver Dollar Interesting Facts

  • Silver Dollar fish, or Metynnis argenteus, originates from Brazil’s Tapajós River Basin.
  • Ideal living conditions for the Silver Dollar include pH levels between 5.0 to 7.0, water hardness up to 15 dH, and temperatures between 75°F to 82°F (24°C to 28°C).
  • These fish grow up to 5.5 inches (14.0 centimeters) long and weigh a maximum of 153 grams.
  • The name “Silver Dollar” may also refer to related species like Metynnis hypsauchen or Metynnis maculatus, leading to possible misidentification.

Silver Dollar Habitat

Silver Dollar comes from the Tapajós River basin in Brazil, South America. It’s a freshwater fish that swims near the water’s surface.

The ideal pH for this fish is between 5.0 to 7.0, and its preferred water hardness (dH) is up to 15.

Silver Dollar enjoys a tropical climate with water temperatures ranging from 75°F to 82°F (24°C to 28°C).

Water Temperature:75°F to 82°F (24°C to 28°C)
Water pH:5.0 to 7.0 pH
Water Hardness:Unknown

Silver Dollar Physical Characteristics

Size: 5.5 inches (14.0 centimeters)

Silver Dollar grows up to 5.5 inches (14.0 centimeters) in length.

The maximum recorded weight for this fish is 153 grams.

Silver Dollar Scientific Classification

Scientific Name:Metynnis argenteus
Also Known As:Silver Dollar
Conservation Status:Least Concern

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